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Ingress protected 5 watt UHF CB radio
I N S T R U C T I O N M A N U A L
PAGE 2 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 3
The TX4600 is a radio transmitting device.
• Whentransmitting,keeptheantennamorethan25mmfromanypartoftheheadorbody.
• Donottransmitnearelectricalblastingequipmentorinexplosiveatmospheres.
• Donotallowchildrentooperatearadiotransmitterunsupervised.
SAFETY INFORMATION
SAfETy INfORMATION. . . . . . . . . . . . . . . . . . . . . 2
IMPORTANT INfORMATION. . . . . . . . . . . . . . . . . . 3
EMERGENCy CHANNELS....................3
TELEMETRy CHANNELS. . . . . . . . . . . . . . . . . . . . . 3
fEATURES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
CONTROLS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
GENERAL OPERATION. . . . . . . . . . . . . . . . . . . . . . 6
CTCSS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
SCANNING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
OpenScanMODe. . . . . . . . . . . . . . . . . . . . . . . . 8
GrOupScanMODe. . . . . . . . . . . . . . . . . . . . . . . 9
SELECTIvE CALLING. . . . . . . . . . . . . . . . . . . . . . 10
USING SELCALL . . . . . . . . . . . . . . . . . . . . . . . . . 11
GROUP CALLING.........................14
LISTENING CHANNELS . . . . . . . . . . . . . . . . . . . . 15
SeekMODe . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
MENU SETTINGS. . . . . . . . . . . . . . . . . . . . . . . . . 18
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 21
UHf CB OPERATING fREqUENCIES. . . . . . . . . . . 24
CTCSS TABLE............................25
SPECIfICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . 26
SccOnTracTWarranTyaGainSTDefecTS. . 27
CONTENTS
IMPORTANT INFORMATION CONCERNING UHF CB RADIO
TheuseofthecitizenBandradioserviceislicensedinaustraliabytheacMaradiocommunications(citizensBandradioStations)classLicenceandinnewZealandbytheMinistryofeconomicDevelopmentnewZealand(MeD).aGeneraluserradioLicenceforcitizensBandradioandoperationissubjecttoconditionscontainedinthoselicences.
TheclasslicenceforusersandequipmentoperatinginthecB/prS477MHzbandhasbeenamended.Thisradiomeetsthenew80channelstandard.
insimpletermsthesameamountofspectrumisavailable;however,radiotransceiverscannowoperateinanarrowerbandwidthandhenceuselessspectrum.Theseradiosaregenerallyreferredtoasnarrowbandor12.5kHzradios.Byusing12.5kHzchannelspacinginsteadof25kHz,the40channelsoriginallyallocatedcannowbeexpandedto80channelstherebydoublingthechannelcapacityandrelievingcongestionintheuHfcB/prSband.
Original40channelwidebandradioswillcontinuetooperateontheoriginal40channels,howevertheywillnotbeabletoconverseonthenewerchannels41–80.Thenewernarrowbandradioswillbeabletoconversewithallolder40channelwidebandradiosonallchannels1to40aswellasthenewerchannelsallocatedfrom41to80.
Themixingofnarrowbandandwidebandradiosinthesamespectrumcancausesomepossibleoperatingissuesofinterferenceandvaryinglevelsofreceivedvolume.
POSSIBLE ISSUES
Whenanewnarrowbandradioreceivesatransmissionfromanolderwidebandradiothespeechmaysoundloudanddistorted-simplyadjustyourradiovolumeforbestperformance.
Whenanolderwidebandradioreceivesasignalfromanewnarrowbandradio,thespeechmaysoundquiet-simplyadjustyourradiovolumeforbestperformance.
Dependingonhowcloseyourreceivingradioistoanothertransmittingradio,therecanbeinterferencefromthetransmittingradioifitisusingachanneladjacenttothechannelyouarelisteningto.Simplytrygoingupordownafewchannelsfromthecurrentlyselectedchannel.
Theabovesituationsarenotafaultoftheradiobutasymptomofoperatingwidebandandnarrowbandradiosinthesamebandwidth.Thispossibleinterferencewilldecreaseovertimeasthepopulationofwidebandradiosagesanddecreases.
furtherinformationandupdatesareavailablefromtheaustraliancommunicationsandMediaauthority(acMa)atwww.acma.gov.auandtheMinistryofeconomicDevelopment(MeD),radioSpectrumManagementat:www.rsm.govt.nz
EMERGENCY CHANNELSTheacMahasallocatedchannels5/35foremergencyuseonly.channel5istheprimarySimplexemergencychannel.Whereachannel5repeaterisavailable,youshouldselectDuplexoncH5.
NoTe: channel35istheinputchannelforthechannel5repeaterthereforechannel35shouldalsonotbeusedforanythingotherthanemergencytransmissions.
TELEMETRY CHANNELSacMaregulationshaveallocatedchannels22and23fortelemetryonlyapplicationsandhaveprohibitedthetransmissionofspeechonthesechannels.consequently theTX4600hasatransmitinhibitappliedtochannels 22and23.
intheeventadditionaltelemetry/telecomandchannelsareapprovedbytheacMa,thesechannelsshallbeaddedtothosecurrentlylistedwherevoicetransmissionisinhibited.currentlytransmissionsonchannels61,62and63arealsoinhibitedandthesechannelsarereservedforfutureallocation.
PAGE 4 INSTRUCTION MANUAL TX4600 TX4600 inSTrucTiOnManuaL paGe5
CONTROLS
channelupchannelDownpushToTalk
PPT
priority
MICROPHONE
TX4600
MENUF
SCANDIM
PRIQUIET
SQLALPHA
OFF.
channel channel LcD VolumeOn/Off Down up Display
Microphone Socket
Speaker
MenufUNCTION
Scan DiM
priorityqUIET
SquelchALPHA
(Dim) (Bright)
call/Skip
FRONT PANEL
LCD DISPLAY
CALL TOCALL FROM
Transmitindicator
Duplexindicator
Busyindicator
Scanindicator
QuieTMode
cTcSSindicator
channelinMemory indicator
QuieTTag
SelcallcallModealphanumericDisplay
channelnumber
FEATURES
• ingressprotectedtoip67
• SimpleoperationwithrotaryOn/OffVolumecontrol
• LargeLcDdisplaywithLampDimmingfunction
• presetSquelchcontrolwithuser-SelectableSensitivity
• channelScanningwithMemory
• frequencySeekfunctionwithBandedgeSelection
• allSurfaceMountTechnology
• 19user-SelectableListeningchannels
• SelectivecallingwithQuietMode
• CTCSS
• alphanumericTagging
• individualSelectableDuplexfunction
• Microprocessor Controlled Frequency Synthesiser: allowsuserprogrammablecontrolofscanning,Selcall,cTcSS,channelmemoriesandselectedfeatureoptions.
• Permanent Memory:retainsallusersettingsinnon-volatilememoryevenwhenthepowerhasbeenremoved.
• 80 Channels:nowexpandedto80channelsusingthenewnarrowbandspecification.
• Programmable Scan Function:Scansupto80programmablechannelswithbothGroupandOpenscanfunctionsavailable.
• User Programmable Receive-Only Channels:usetheTX4600’sfrontpanelcontrolstoprogramupto19ofyourownreceive-onlychannelsinthe403-520MHzfrequencyrange.
• In-Built CTCSS: userselectablecontinuousTonecodedSquelchSystemprovidesquietchanneloperation(canbeenabledordisabledonindividualchannels).
• In-Built Selcall: Selectivecallingofindividualsorgroupswithfourorfivedigitaniandfullyuser-adjustable5tonetransmittedSelcallident.alsoallowsalphanumericnamingofupto10identsforeasiercalleridentification.
• Front Facing Speaker:projectsthesoundforwardforgreaterclarity.
• Individually Programmable DUPLEX function:userselectableforonlythoseindividualchannelsinyourareathathaverepeaters,leavingtheothersfreeforuseasextrasimplexchannels.
• Priority Channel:auserprogrammableprioritychannelfeatureallowsyourworkingorlocalrepeaterchanneltobeinstantlyrecalledatthepressofabutton.
• Large High Contrast Liquid Crystal Display:fullydetailedLcDwithlargecharactersprovidesavisualindicationoftheselectedchannelandallselectedfunctionsataglance.LeDbacklitforviewingatnightwithDiMfunction.
• Quiet Mode:Selectableonindividualchannels,theQuietmodepreventsincomingsignalsfrombeing heardonselectedchannelsunlessprecededbyyourSelcallcode.
• Unique Page (Transpond) mode: allowsyoutotransferanincomingSelcalltoanotherradioifyour radioisunattended.
• Feature Disabling Function:allowsScanning,Squelch,Duplex,priority,channelselectionandcTcSSfeaturestobeenabledordisabledtomaketheradiosimplertooperate.
• Overvoltage Protection:Specialovervoltagedetectioncircuitryprotectstheradioandwarnsofexcessivevoltageconditionsbyflashingthedisplay.
• Australian Made:TheTX4600hasbeentotallydesignedandmanufacturedinGladesvillenSWtomeetthedemandingneedsoftheaustraliancommunity.
PAGE 6 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 7
GENERAL OPERATION
FUNCTION KEY
ThefourkeysbeneaththeTX4600’sdisplayhavebothprimaryandsecondaryfunctions.TheirprimaryfunctionsareprintedinBlackwhiletheirsecondaryfunctionsareprintedinred.
To access the primary functions
Simplypresstherequiredkey. eg.TocontroltheSquelch,brieflypresstheSQLkey.
To access the secondary functions
presstheFkeyfollowedimmediatelybytherequiredkey.eg.ToDimthedisplay,brieflypresstheFkey(‘f’isdisplayed),thenpresstheDIMkey.Thedisplaywilldim.
NoTe: ifthesecondarykeyisnotpressedwithin10secondstheFkeyselectionwillbecancelled.
VOLUME ON/OFF
rotatethevolumecontrolclockwisepastthe‘click’toturntheTX4600on.continuetoadvancethecontrolclockwisetoincreasethevolume.rotatethecontrolcounterclockwisetoturntheradiooff.
NoTe: atminimumvolumesettingthereisstillsufficientvolumetobeheardinaquietcabinenvironment.
SELECTING CHANNELS
Brieflypressthechannel keytostepupwardsonechannelorthechannel keytostepdownwardsonechannel.ahighbeepwillbeheardateachpress.
pressandholdthe or keyfor1.5secondstoscrollquicklyupwardsordownwardsthroughthechannelsatarateof10channelspersecond.Whenthekeyisreleasedchannelscrollingstops.
TRANSMITTING
priortotransmitting,alwayscheckthechannelisnotbeingused.Thiscanbedonebyeitherlisteningorbycheckingthe‘Busy’indicatorisnotlit.
Totransmit,pressthepTT(push-to-Talk)buttononthemicrophone.Holdthemicrophoneabout5-8cmfromyourfaceandspeakatanormalvoicelevel.Themicrophoneisquitesensitivesoitisnotnecessarytoraiseyourvoiceorshout.releasethepTTwhenyouhavefinishedtalking.
SqUELCH CONTROL.
TheSquelchcontrolisusedtoeliminatethebackgroundnoisewhentherearenosignalspresent.TheTX4600
featuresapresetSquelchsystem.TheSquelchsensitivityhasbeenfactorysettoprovideoptimumperformanceinmostenvironments,howeverthesensitivitycanbealteredbytheuserifrequired,tosuitvaryingenvironmentalsituations.
TheSquelchcanbeopenedorclosedwiththeSQLkey.WhentheSquelchisopen,thereceiver’sbackgroundnoisecanbeheardand‘BuSy’isdisplayed.WhentheSquelchisclosed,thereceiverremainsquietwhentherearenosignalspresentbutanincomingsignalwilloverridethesquelchandbeheardinthespeaker.
To open the squelch
BrieflypresstheSQLkey.alowbeepwillbeheard.iftherearenosignalspresentyouwillhearthereceiver’sbackgroundnoise.
To close the Squelch,
BrieflypresstheSQLkeyagain.ahighbeepwillbeheardandthereceiverwillbecomequiet.
NoTe: ifanincomingsignalisveryweakandisclosetotheminimumsquelchlevel,itmaybecomebrokenor‘chopped’bythesquelchaction.Topreventthis,simplyopentheSquelchtoallowthesignaltobeheardclearly.alternativelyyoucanreducetheSquelchsensitivityasdescribedbelow.
SqUELCH SENSITIVITY
ThesensitivityoftheSquelchtoincomingsignalscanbesettosuityouroperatingenvironment.forexample,excessivelynoisyenvironmentsmaycausethesquelchtoopenonlocalnoise.TheTX4600hastenpresetSquelchsensitivitysettingsthatcanbeselectedusingtheMENUfunction.
To adjust the preset Squelch sensitivity
pleaserefertotheMENUsettingsonpage18.
PRIORITY CHANNEL
Theprioritychannelfeatureallowsyoutostoreoneof thechannelsasaprioritychannelthatcanbeinstantlyrecalledatthepressofakey.Thiscanbeusedtoprovideinstantaccesstoyourworkingchanneloryourlocalrepeaterchannel.
To store a Priority Channel:
1.Selecttherequiredchannel.
2.pressandholdthePRIkeyuntilahighbeepisheard.Theselectedchannelwillbestored.
To recall a Priority Channel:
BrieflypressthePRIkey.Theradiowillswitchstraighttotheselectedprioritychannel.anyactivefunctions(such asscanningorQuiet)willbecancelled.
DUPLEx OPERATION
Duplexoperationallowstheradiototransmitonadifferentfrequencytothatwhichisreceives.Thisallowsoperationthroughlocalrepeaterstations.Theserepeaterstationsautomaticallyre-transmityoursignaloverawiderarea,providinggreatlyincreasedrange.
Duplexoperationisonlyavailableonchannels1-8and41-48.Whenduplexisselectedonthesechannels,theradioreceivesonthatchannelbutactuallytransmits30channelshigher.
CTCSS
OVERVIEw
cTcSS(continuousTonecodedSquelchSystem)isasquelchquietingsystemthatallowsseveralgroupsofuserstosharethesamechannelwithoutdisturbingeachother.itusesapresetsub-audible(verylowfrequency)tonetoopenandclosethesquelchonyourradio.Thereareupto50tonesavailableintwooptionaltonesets.Thesystemappliesacontinuouslow-leveltonetoyourtransmissionandusesamatchingtonedecodertocontrolyourreceiver’ssquelch.WithcTcSSenabled,thechannelremainsquiettoallincomingsignalsunlesstheycarrythecorrecttone.Whenatransmissionwiththecorrecttoneisreceived,thesquelchopensandremainsopenforaslongasthesignalispresent.Whenthetransmissionends,thechannelbecomesquietagain.Transmissionsthatdonotusethecorrecttonewillnotbeheard.
TheTX4600allowscTcSStobeenabledordisabledonindividualchannels.
NoTe: ThecTcSStoneyouselectwillbeusedforallcTcSSenabledchannelsinyourradio.
MONITORING THE CHANNEL
itisusefultobeabletotemporarilyopenyourradio’ssquelchtoallowyoutolistenforsignalsfromothercTcSSusersoutsideyourgroup.BecausetheircTcSStoneisdifferenttoyours,yoursquelchwouldnormallyremainclosed,preventingyoufromhearingthem.youcanusetheSQLkeytoopenthesquelchandlistentothechanneltocheckthatitisclearbeforetransmitting.Thiswillhelppreventyoufromaccidentallytransmittingoverthetop ofsomeone.
To monitor the channel
presstheSQLkey.iftherearenosignalspresent,youwillheartheusualhissofanemptychannel.presstheSQLkeyagaintorestoretheSquelchtoitsprevioussetting.
SELECTING THE TONE SET
Therearetwostandardtonessetsavailable,onecomprising50tonesandtheothercomprising38tones.BothtonesetsareincludedintheTX4600toprovidecompatibilitywithotherGMeradiosystems.
SELECTING THE REqUIRED CTCSS TONE
TopreselectthecTcSStoneonyourradio,pleaserefertotheMenusettingsonpage19.
ENABLING CTCSS ON A CHANNEL
ifacTcSStonehasbeenselected,itcanbeenabledonindividualchannels.
1.pressthe or keystoselecttherequiredchannel.
2.pressandholdtheSQLkey.ahighbeepwillbeheardand‘SiLenT’willappearonthedisplay.
youmayactivatecTcSSonasmanychannelsasyouwishexceptchannel5whichisdesignatedforemergencyuse.
DISABLING CTCSS ON A CHANNEL
repeatsteps1and2above.alowbeepwillbeheardand‘SiLenT’willdisappear.
NoTe: youwillnotbeabletoactivatecTcSSifthecTcSStoneissetto‘of’.
SCANNING
OVERVIEw
TheTX4600hasaScanfunctionthatallowsgroupsofuserprogrammablechannelstobescannedforsignals.channelscanbescannedat20channelspersecond.Whenasignalisfound,scanningwillpauseonthatchanneltoallowthesignaltobeheard,thenresumescanningwhenthechannelisclearagain.
SCAN GROUPS
TheTX4600featurestwoscangroups-OpenScanandGroupScan.
PAGE 8 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 9
Open Scan
allowsanyoftheinstalledchannelstobescannedforactivity.ifabusychannelisfound,scanningwillpausetoallowthesignaltobeheard.Oncethechannelhasbeenclearfor5seconds,scanningwillresumeautomatically.
21 3 4 5 6 7 8
eg:Scanningchannels1-8inOpenScan
Group Scan
alsoallowsanyoftheinstalledchannelstobescannedforactivity,butinaddition,italsoinsertsyourprioritychannelintothescansequence.Thismeansthatyourprioritychannelwillbemonitoredregularlywhilescanningtoensurethatnocallsaremissed.anysignalsreceivedonyourprioritychannelwilltakeprecedenceoveranysignalsreceivedontheotherchannels.
21 3 4 20 5 6 7 8 20
eg:Scanningchannels1-8withprioritychannel20inGroupScan.
SELECTING A SCAN GROUP
To preselect a scan group
TheradioisinitiallysettoOpenScanMode.pleaserefertotheMENUsettingsonpage18tochangetheScanGroup.
PROGRAMMING SCAN CHANNELS
yourTX4600issuppliedwithall80uHfcBchannelsprogrammedintotheOpenScanmemory.anychannelsnotneeded,canberemovedifrequired.TheGroupScanmemoryisemptybydefaultandyouwillneedtoadd channelstoitbeforeuse.
To add or remove channels from either scan memory:
1.ensurethattheradioisnotalreadyscanning.ifitis,brieflypresstheSCANkeytocancelthescanfunction.
2.ensureyouhavetherequiredscangrouppreselected(SeeMENUsettingsonpage18).
3.Selecttherequiredchannelusingthe or keys.
•if‘M’isvisibletotherightofthechannelnumber,theselectedchannelisalreadyinthescanmemory.itcanberemovedbyholdingtheSCANkeyinforafewsecondsuntilalowbeepisheard.‘M’willthendisappearindicatingthechannelisnolonger inmemory
•if‘M’isnotvisible,thentheselectedchannelisnot inthememory.Toaddit,holdtheSCANkeyinforafewsecondsuntilahighbeepisheard.‘M’will nowappear.
4.repeatstep3toaddorremoveotherchannelsinthescanmemory.
TO START SCANNING
Tobeginscanning,brieflypresstheSCANkey.ahighbeepwillbeheard,‘Scan’willappearinthedisplayandtheradiowillbeginscanning.inadditiontheselectedscangroupwillbedisplayedbelowthechannelnumber.
NoTe: ifthereisonlyonechannelprogrammedintotheOpenScanmemoryornoneintheGroupScanmemory,alonglowbeepwillbeheardwhenyoupresstheSCANkeyandthecommandwillbeignored.
TO STOP SCANNING
TocanceltheScan,brieflypresstheSCANkey.alowbeepwillbeheardand‘Scan’willdisappearfromthedisplay.
OPEN SCAN MODE
USING SCAN IN THE OPEN SCAN MODE
•ifabusychannelisfound,scanningwillpauseonthatchanneltoallowthesignaltobeheardandwillremainthereforaslongasthechannelremainsbusy.Oncethechannelhasbeenclearfor5seconds,scanningwillresumeautomatically.
•ifyourradiopausesonabusychannelandyoudon’twishtolistentothatconversation,brieflypresstheSKIP buttononthemicrophone(oroneofthechannelselectorkeys).Theradiowillskipoverthatchannelandresumescanningfromthenextchannelinthesequence.
•ifyourradioispausedonabusychannelandyouwishtoremainthere,brieflypresstheSCANkey.TheradiowillexittheScanmodeandremainonthebusychannel.
•Totransmitwhilepausedonabusychannel,simplypressthePTTbutton.TheradiowillexittheScanmodeandremainonthebusychannel.youcannowconverseonthatchannelintheusualway.Whenyouhavefinishedyourconversation,brieflypresstheSCANkeytoresumescanning.
•ifyourradioisscanningandyouneedtouseyourprioritychannel(foranurgentcalloranemergency),brieflypressthePRIkey.TheScanmodewillbecancelledandtheradiowilljumpstraighttothe prioritychannel.
NoTe: intheOpenScanmodeyourTX4600willnotallowyoutotransmitwhileitisscanning.ifthePTTbuttonispressedwhilescanning,theradiowillgivealowbeepandwillignorethecommand.yourradiowillonlytransmitwhileitispausedonabusychannel.
GROUP SCAN MODE
GroupScanallowsyoutotransmitandreceivenormallyonyourpriority(working)channel,whilecontinuingtoscanseveralotherchannels.ThereceiverwillscantheotherchannelsONLY WHILE THERE ARE NO SIGNALS ON THE PRIORITY CHANNEL.
ifasignalappearsontheprioritychannelitwilloverrideanysignalsbeingreceivedonanyoftheotherchannels.inaddition,ifyoupressthePTTbuttonatanytime,theradiowilltransmitontheprioritychannelintheusualway.
SETTING UP THE GROUP SCAN
referringtotheappropriatesectionsofthismanual:
1.preselecttheGroupScanmode(seeMENUsettingsonpage18).
2.Storeyourpreferredworkingchannelintotheprioritychannelmemory(see‘prioritychannel’).
3.programtherequired‘other’channelsintoyourGroupScanmemory(see‘programmingScanchannels’).
SCANNING IN THE GROUP SCAN MODE
ToscanintheGroupScanmode,brieflypresstheSCAN key.ahighbeepwillbeheard,‘Scan’willappearinthedisplayandtheradiowillbeginscanning.
NoTe: iftherearenochannelsprogrammedintheGroupScanmemorywhenyoupresstheSCANkey(orthereisonlyonechannelprogrammedanditisthesameas
theprioritychannel),alowbeepwillbeheardandthecommandwillbeignored.
Whenscanning,theTX4600scansallthechannelsprogrammedintotheGroupScanmemory,withtheprioritychannelbeingscannedaftereveryfourthchannel(Dealerprogrammableoption,ifyourequiredifferenttimingforyourprioritychannel,pleasecontactyourDealer).
•ifasignalappearsontheprioritychannel-atany time-thereceiverwillswitchstraighttotheprioritychannelandwillstaythereforaslongasthechannel isbusy.Duringthistimeyoucantransmitontheprioritychannelintheusualway.Oncetherehasbeenno activityfor5seconds,theradiowillresumescanning theotherchannels.
•ifasignalappearsononeoftheotherchannels,scanningwillpauseonthatchannelandwillremaintherewhilethechannelisbusy,aslongastherearenosignalsontheprioritychannel.Duringthistimethereceiverwillcontinuetochecktheprioritychannelforsignalsevery2seconds,resultinginaseriesofsmall‘breaks’inthereceptionofthepausedchannel.Oncetherehasbeennoactivityonanychannelfor5seconds,theradiowillresumescanning.
•ifyourradiopausesonabusychannelandyoudon’twishtolistentothatconversation,brieflypresstheSKIP buttononthemicrophone(oroneofthechannelselectorkeys).Theradiowillskipoverthatchannelandresumescanningfromthenextchannelinthesequence.
•ifyourradioispausedonabusychannelandyouwishtoremainthere,brieflypresstheSCANkey.TheradiowillexittheScanmodeandremainonthebusychannel.notethattheradiowillnolongerbemonitoringtheprioritychannel(unlessitisthesameasthebusychannel).Toresumescanning,presstheSCANkeyagain.
•Totransmitonascannedchannel,pressthePTTbuttonwhiletheradioispausedonthatchannel,thentalkintheusualway.Theradiowillresumescanningwhenyouhavefinishedyourconversationandtherehasbeennofurtheractivityonthechannelfor5seconds.
•Totransmitonthepriority(working)channelaTanyTiMe,simplypressthePTTbuttonwhiletheradioisscanning.Theradiowillswitchstraighttotheprioritychannel.Whenyouhavefinishedyourconversationandtherehasbeennofurtheractivityontheprioritychannelfor5seconds,theradiowillresumescanningtheotherchannels.
•Togodirectlytotheprioritychannel,brieflypressthe PRIkey.TheradiowillexittheScanmode.
PAGE 10 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 11
USING TwO GROUP SCAN OR TwO OPEN SCAN MODES
ifyouprefer,theTX4600canbere-programmedtohavetwoGroupScanmodesortwoOpenScanmodesinsteadofoneofeach.
forexampletheremaybeapplicationswhereyouhavenoneedtoscantheprioritychannelandwouldprefertohavetwoseparateOpenScanmodes.alternativelyyoumayhaveapplicationswhereyouprefertohavetwoGroupScanmodeswithdifferentScangroupsineach.
yourTX4600canbeDealerprogrammedtoconverttheGroupScanmodeintoasecondOpenScanmodeandviceversa.ifyouwouldprefertohavetwoGroupScanortwoOpenScanmodes,youshouldcontactyourGMeDealertoarrangeforthisfeaturetobeenabled(whenusingtwoGroupScanmodestheprioritychannelwillbethesamechannelforbothscangroups).
WhenthesecondOpenorGroupScanmodeisenabled, theresultingtwoScanmodesbecomeScan1andScan2.Toselecttherequiredscanmode,refertotheMENU settingsonpage18.
Whenenabled,thetwoScanmodeswillbeidenticalinoperation.Toprogramandoperateeach,refertotheOpenScan/GroupScansectionsabove.
NoTe: enablingordisablingthesecondOpenorGroupScanmodeisnotauserselectableoption.OnceenabledbyyourDealer,thechangedScanmodebecomesapermanentpartoftheTX4600’sfeaturesandreplacesthestandardScanselection.ifyoufindlaterthatyouneedtheoriginalGrouporOpenScanfunctionre-enabled,youwillneedtoreturnyourTX4600toyourDealerforre-programming.
SELECTIVE CALLING
OVERVIEw
yourTX4600hasaSelectivecallingsystemknown asSelcallthatoperateslikeatelephone.yourradioispre-programmedwithitsownuniqueSelcallidentificationnumber.ifthisnumberiscalledbyanotherradio,yourTX4600willbeeptoalertyou.ifyoudonotwanttohearanyotheractivitywhilewaitingonachannel,youcanselecttheQuieTmode.ThiswillforcetheradiotoremainquiettoallincomingsignalsuntilyourSelcallnumberiscalled.
yourTX4600willallowyoutostoreuptotenofyour mostfrequentlycalledSelcallnumbersinmemoryand eachnumbercanbelabelledwitha5-letternamefor easyidentification.
SELCALL IDENTIFICATION NUMBER
yourTX4600isfactoryprogrammedwithitsownuniqueSelcallidentificationnumber(ident).Thisnumberidentifiesyourradiofromothersinyourarea.yourradio’sownSelcallidentwillbedisplayedforafewseconds,directlybeneaththechanneldisplay,whenyoufirstturntheradioon.
youwillneedtomakeyouridentknowntoanyonewhomayneedtocallyouusingSelcall.WheneveryourTX4600hearsaSelcallsignal,itcomparestheincomingidentwithitsown.ifthetwoidentsmatch,theradioknowsitisbeingcalledandsoundsanalarmtoalertyou,otherwisethecallisignored.
NoTe: althoughyourradio’sSelcallidentispre-programmedatthefactory,youcanarrangetohaveyourDealerchangeitifrequired.
SELCALL IDENT NAMES
WhenstoringSelcallidentsinmemory,theTX4600allowsyoutoadda5characternametoeachone,makingiteasiertoidentifywhoseidentyouarerecallingfromthememory.inaddition,ifanincomingSelcallmatchesoneoftheidentsstoredinthememory,thenamecanbedisplayedtomakeiteasierforyoutoidentifythecaller.
To add or display names
yourTX4600mustbeintheaLpHamode.ToswitchbetweenaLpHamodeandnuMericmode,brieflypresstheF(function)keyfollowedbytheALPHAkey.‘aLpHa’or‘nuMer’willbedisplayedfor2secondsbelowthechanneldisplaytoindicatetheselectedmode.
THE qUIET MODE (q)
yourTX4600canbesettomonitorsignalsonabusychannelbutremainQuieTunlessitreceivesitsownSelcallident.inthisway,youwon’tbedisturbedunlesssomeonecallsyou.WhenasignalcontainingyourSelcallidentisreceived,theQuieTmodeisdeactivatedandanalarmsoundstoalertyoutothecall.youcanthenconversenormallyonthechannel.TousetheQuieTmode,refertotheQuieTModesectionfurtherbelow.
NoTe: TheQuieTmodeoverridesthenormalSquelchsystemtoensurethattheradioremainsquietevenwhenthechannelisbusy.WhenQUIETisset,youmayseethe‘BuSy’iconappearonthedisplayindicatingthechannelisbeingused.However,unlesssomeonetransmitsyourSelcallident,nothingwillbeheardinthespeaker.
youcanactivatetheQuieTmodeonindividualchannelsie.somechannelscanbesettoremainQuietwhileotherscanremainopentoallincomingsignals.
TIP: SettingtheQuieTmodeisnotmandatory.youcanstilluseSelcallonanychannelwhethertheQuieTmodeissetornot.
SELCALL MEMORIES
yourTX4600isfittedwithone‘call’memoryand10Selcallidentmemories.The10SelcallidentmemoriesareusedtostorefrequentlyusedSelcallidents.Theadditional‘call’memoryholdstheidentyoulastsentorreceived.ThememoriescanbeviewedbybrieflypressingtheCALL button.Theinitialmemorydisplayedisthe‘call’memory.pressingthechannelselectionkeyswillstepthroughtheother10Selcallstoragememoriesinsequence.Selcallmemoriesarelabelled‘c0’to‘c9’.
USING SELCALL
ENTERING A SELCALL IDENT
1.presstheCALLbutton.‘caLLTO’isdisplayed,alongwiththelastsentorreceivedSelcallident.
NoTe: ifanALPHAlabelisdisplayedyouwillneedtoswitchtonumericMode.Totogglebetweenalphamodeandnumericmode,brieflypresstheFkeyfollowedbytheALPHAkey.ahighbeepindicatesalphamodeisselectedwhilealowbeepmeansthenumericmodeisselected.
2.entertherequiredSelcallidentasfollows:
(a)pressandholdtheFkeyuntiltheradiobeeps.Theright-handdigitoftheSelcallidentwillflash.
(b)pressthe or keystoselecttherequirednumberintheflashingdigitposition.
(c)BrieflypresstheFkeyagaintoselectthenextdigitposition.
(d)repeatsteps(b)and(c)toenterall5digitsasrequired.TheSelcallnumberisnowreadytosend.
SENDING A SELCALL
WiththeSelcallnumberdisplayed,pressandholdtheCALL buttonfor2seconds.alongbeepwillbeheardandtheradiowilltransmittheSelcallident.
NoTe: ifthecallisnotsentwithin10secondsofenteringthelastidentdigitthecallmodewilltimeoutandtheradiowillreturntonormalmode.ToexitthecaLLTOmodewithoutsendingtheSelcallbrieflypresstheCALLbutton
CALL ACKNOwLEDGE
ifyourSelcalltransmissionissuccessful,theradioyoucalledshouldrespondwithan‘acknowledge’signal-usuallytwoquickbeeps.Thiswillconfirmtoyouthattheradioyoucalledisnowalertingitsusertoyoursignal.
STORING SELCALL IDENTS
yourTX4600isfittedwith10userprogrammableSelcallidentmemories,allowingyoutostoreupto10frequentlyusedSelcallidents.ThememoriesareaccessedbypressingtheCALLbutton,thenpressingthechannelselectorkeystoscrollthroughthememories.identmemoriesarelabelled‘c0’to‘c9’.
To Store a Selcall Ident in memory
1.presstheCALLbuttontoselectthecaLLTOmode.‘caLLTO’isdisplayedalongwiththelastsentorreceivedSelcallident.
2.presschannelselectorkeystoselecttherequiredidentmemory(locations‘c0’to‘c9’).
TIP: iftheradiodisplayslettersinsteadofnumbersintheSelcallidentposition,yourradioisinaLpHamode.ToswitchbacktonuMericmode,brieflypresstheF (function)keyfollowedimmediatelybytheALPHAkey.alowbeepwillbeheardand’nuMer’willbedisplayedforafewsecondsintheidentposition.
3.Withtherequiredmemorylocationdisplayed,entertheSelcallidentasfollows:
(a) pressandholdtheFkeyuntiltheradiobeeps.Theright-handdigitoftheSelcallidentwillflash.
(b) pressthe or keystoselecttherequirednumberintheflashingdigitposition.
(c) BrieflypresstheFkeyagaintoselectthenextdigitposition.
(d) repeatsteps(b)and(c)toenterall5digits asrequired.
CALL TO
PAGE 12 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 13
RECEIVING SELCALLS
WhenyourTX4600receivesitsSelcallident,analarmwillsoundtoalertyoutothecall.initiallythealarmwillbeepurgentlyat2beepspersecondforaround10secondsthenslowtoaround1beepevery3secondsifthecallisnotanswered.itwillthencontinuetobeepindefinitelyuntilyoucancelit(thewayyourTX4600handlestheSelcallalertcanbealteredbyyourDealer).
inadditiontothealarm,thewords‘caLLfrOM’willappearonthedisplayalongwiththecallersSelcallidentoraLpHanametoinformyouoftheidentityofthepersoncalling.ToswitchbetweentheSelcallidentandtheaLpHanamebrieflypresstheFkeyfollowedbytheALPHAkey.
CANCELLING THE SELCALL ALERT
Thefollowingaretherecommendedmethods:
To Cancel the Alarm and talk on the channel:
pressthePTTswitchandtalkintheusualway.Thealarmwillbecancelledandthechannelwillbeopenfornormalcommunication.
To return the call:
pressandholdtheCALLbuttonforafewsecondsuntiltheradiobeeps.ThecallersSelcallwillbesenttothecaller.
To Cancel the Alarm and listen on the channel:
BrieflypresstheQUIETbutton(ifQuieThasbeenactivated).Thealarmwillstopbeepingandthechannel willremainopentoanyincomingsignals.
qUIET MODE
TheQuieTmodemutestheTX4600’sreceivertopreventanyincomingsignalsfrombeingheardinthespeakeruntilyourSelcallidentisreceived.inthiswayyoucanmonitorabusychannelforpersonalcallswithoutbeingdisturbedbyunwantedsignals.
ifyourSelcallidentisreceived,theQuieTmodeisthencancelledandallincomingsignalsareheardinthespeaker.
SETTING UP THE qUIET MODE
TosetuptheQuieTmodeyoumustfirst‘tag’thechannelsthatyouwanttostayQuiet,thenactivatetheQuieTmode.OncetheQuieTmodeisactivated,thechannelsyouhavetaggedwillremainQuiettoallincomingsignalsunlessyourSelcallidentisreceived.channelsnottaggedwillremainopentoallsignalsandwilloperatenormally.
To Tag individual channels for QUIET operation:
1.Selecttherequiredchannelusingthe or keys.
2.BrieflypresstheFkeythenpressandholdtheQUIET keyuntiltheradiobeeps.‘Q’willappeartotherightofthechanneldisplayindicatingtheselectedchannelisnowtaggedforQuietoperation.
To Remove the QUIET Tag from Individual Channels:
1.SelectachannelthathasbeentaggedforQuietoperation.‘Q’willbedisplayed.
2.BrieflypresstheFkeythenpressandholdtheQUIET keyuntiltheradiobeeps.‘Q’willdisappearindicatingthischannelisnolongertaggedforQuietoperation.
ACTIVATING THE qUIET MODE
1.first,selectachannelthathasbeentaggedforQuietoperation(youcannotactivatetheQuietmodeunlessyouhaveselecteda‘tagged’channel).‘Q’willbedisplayed.
2.nowbrieflypresstheFkeyfollowedbytheQUIETkey.‘QuieT’willappearonthedisplay.
nowallchannelsthatweretaggedforQuietoperationwillbeoperatingintheQuietMode.
(e) nowpressandholdtheFkey.Theentireidentwillflashforafewsecondsthentheradiowillbeepasthenewidentisstored.
RECALLING SELCALL IDENTS FROM MEMORY
1presstheCALLbuttontoselectthecaLLTOmode.‘caLLTO’isdisplayedalongwiththelastsentorreceivedSelcallident.
2.pressthe or keystoselecttherequiredidentmemoryinlocations‘c0’to‘c9’.
3.WhentherequiredSelcallMemoryisdisplayed,press andholdtheCALLbuttontosendtheident.
NAMING YOUR SELCALL IDENTS
TheTX4600allowsyoutonameeachSelcallidentusinga 5characteraLpHaname.Thenameisstoredinmemoryalongwiththeidentmakingiteasiertoidentifywhoseidentyouarerecallingfromthememory.ifanincomingSelcallmatchesoneofthoseinyourradio’smemory,thenamecanbedisplayedinsteadoftheSelcallident.
DISPLAYING ALPHA NAMES
TodisplaytheSelcall’saLpHaname,youmusthavetheradio’saLpHadisplaymodeselected.TotoggletheaLpHadisplaymode,brieflypresstheF(function)keyfollowedbytheALPHAkey.‘aLpHa’or‘nuMer’willbedisplayedfor2secondsbelowthechanneldisplaytoindicatethe selectedmode.
TIP: Thenormalchanneldisplaymaygivenoindicationofwhichdisplaymodeisselected.Theselectedmodewillonlybecomeobviouswhendisplayingidents.
ENTERING AND STORING A SELCALL NAME
NoTe: BeforeaddinganaLpHanametoaSelcallident,youshouldfirststoretherequiredidentinmemoryasdescribedaboveunder‘STOrinGSeLcaLLiDenTS’on page11.
1.ensuretheaLpHamodeisselected(brieflypresstheF keyfollowedbytheALPHAkeytotoggleaLpHamode).
2.BrieflypresstheCALLbutton.ThecaLLTOmodewillbeselectedandthelast-sentSelcallmemorylocationwillbedisplayed.
3.pressthe or keystoselecttherequiredSelcallmemory(locationsc0toc9).ifnoaLpHanamehasbeenprogrammedforthatmemorytheradiowillprobablydisplay‘-----’otherwiseitwilldisplaythelastaLpHanameprogrammedintothatmemory.
4Withtherequiredmemorylocationdisplayed,entertherequiredaLpHanameasfollows:
(a)pressandholdtheFkeyuntiltheradiobeeps.Theleft-handcharacteroftheaLpHanamewillflash. pressthechannelselectorkeystoselecttherequiredletterintheflashingcharacterposition.
Thefollowingcharactersareavailable:
aBcDefGHiJkLMnOpQ
rSTuVWXyZ_Space-,
0123456789
TIP: Holdingthechannelselectorkeyforafewsecondswillcausetheradiotostepquicklythroughtheavailablecharacters.
(b)BrieflypresstheFkeyagaintoselectthenextcharacterposition.
(c)repeatsteps(b)and(c)toenterall5characters asrequired.
(d)nowpressandholdtheFkey.TheentireaLpHanamewillflashforafewsecondsthentheradiowillbeepasthenameisstored.
repeattheproceduretoaddaLpHanamestoanyotherSelcallidentsstoredinmemory.
To exit the CALL TO mode
BrieflypresstheCALLbutton.Theradiowillreturntonormaloperation.
NoTe: TheradiocanbeleftintheaLpHadisplaymodesothatanincomingSelcallmatchingoneofthoseintheradio’smemorywilldisplaythenameassociatedwiththatSelcallidentinsteadoftheidentitself.anyincomingSelcallsnotmatchingthoseinthememorywilldisplay-neW-.TodisplaytheSelcallidentofthatcaller,brieflypresstheF keyfollowedbytheALPHAkeytoreturntothenuMericdisplaymode.
CALL TO
CALL FROM
CALL FROM
PAGE 14 INSTRUCTION MANUAL TX4600 TX4600 inSTrucTiOnManuaL paGe15
DE-ACTIVATING THE qUIET MODE
1.SelectanychannelthathasbeentaggedforQuietoperation.‘Q’and‘QuieT’willbedisplayed.
2.Brieflypressthe FkeyfollowedbytheQUIETkey.‘QuieT’willdisappearfromthedisplayandallchannelsthatweretaggedforQuietoperationwillnowoperatenormallyagain.
RECEIVING SIGNALS IN THE qUIET MODE
•ifanormalsignalisreceivedonaQuieTchannel,thechannelwillappearbusy(the‘BuSy’indicatorwillbevisible)butnosoundwillbeheardfromthespeaker. Thismeansyouwillnotbedisturbedbythesignal.
•ifanormalsignalisreceivedonanOpenchannel(onethatisnottaggedwith‘Q’)thesignalwillbeheardin theusualway.
•ifasignalcontainingyourSelcallidentisreceivedonanychannel-OpenorQuieT-theQuieTmodewillbecancelledandthealarmwillbeeptoalertyoutothecall.inaddition,thecallersidentoraLpHanamewillbedisplayed.allchannelswillnowbeopenfornormaltransmissionandreception.
ifyouwishtorespondtothecallingradiousingSelcall,pressandholdthecallbuttonfor1.5secondsuntiltheradiobeeps.Thecallersidentwillbetransmittedbacktothemcausingthealarmintheirradiotobeactivated.
To cancel the alarm on your radio
BrieflypressthePTT.
To return your radio to the QUIET mode
BrieflypresstheF(function)keyfollowedbytheQUIET key.‘QuieT’willre-appearonthedisplay.
SCANNING IN THE qUIET MODE
TheTX4600willallowyoutoscanwhiletheQuieTmodeisactive.usingthisfeatureyoucanmonitoragroupofQuietchannelsoracombinationofQuietandOpenchannels.
TO SCAN IN THE qUIET MODE:
1.preselecttheGroupScanmode(seeMenusettings).
2.SelectthechannelsyouwishtoscanandstorethemintheScanmemory.
3.fromthosechannels,selecttheonesyouwishtoremainQuietandtageachoneforQuieToperation.
4.SelectataggedchannelandactivatetheQuietMode(presstheFkeyfollowedbytheQUIETkey).
5.presstheSCANkey.Theradiowillbeginscanningand‘Scan’and‘QuieT’willbedisplayed,indicatingtheradioisscanningintheQuieTmode.
RECEIVING SIGNALS wHILE SCANNING IN THE qUIET MODE
•ifanormalsignalisreceivedonanopenchannel,scanningwillpausewhilethechannelisbusyandwillresumescanning5secondsafterthechannelbecomesclear.(ifyouwerescanninginGroupScanmode,theradiomayswitchbetweentheopenchannelandtheprioritychannel-thisisnormal).
•ifanormalsignalisreceivedonaQuietchannelbutyourSelcallidentisnotdetected,thesignalwillbeignoredandscanningwillcontinue.
•ifasignalcontainingyourSelcallidentisreceivedonanychannel-OpenorQuiet-bothscanningandQuieTmodeswillbecancelledandthereceiverwillstayonthatchannel.inaddition,thealarmwillbeeptoalertyoutothecallandthecallersidentoraLpHanamewillbedisplayed.Thechannelwillnowbeopenfornormaltransmissionandreception.
TIP: ToensurereliableSelcalldetectionwhenscanningintheQuietmode,itisrecommendedthatyourestrictthenumberofchannelsintheScangroupto4orless.
GROUP CALLING
TheTX4600’sSelcallsystemincludesaGroupcallfunctionwhichallowsyoutocallupto1000radiossimultaneously.Thiscanbeusefulinanemergencysituationwhereyoumayneedtotransmitamessagetoalargenumberofradiosinyourgroup.
Bydefault,yourradioisfactory-settoallowupto10radiostobecalledatonce.ifyourapplicationrequiresmore,youcanarrangeforyourDealertore-programthisoptiontoallow100or1000radiostobecalled.ThefollowingdescriptionassumesthedefaultGroupcallsettingof 10radios.
TheGroupcallfunctionworksbyallowingyoutoenteraspecial‘groupcode’intothelastdigitpositionoftheSelcallidentyouaresending.The‘groupcode’appearsasan‘a’whendisplayedintheradio.Whenthis‘groupcode’isreceived,itsubstitutesforallothernumbersinthelastdigitposition.aslongasthefirst4digitsoftheSelcallyouaresendingmatchthoseoftheradiosyouarecalling,theirSelcallalarmwillbeactivatedasiftheirfull5digitSelcallidentshadbeenreceived.
Toachievethis,the10radiosyouarecallingmustbeprogrammedwithsequentiallynumberedSelcallidents.
eg.12330,12331,12332,12333..-->,12339
•TransmittingtheSelcallident12031willonlyactivatethealarmintheradiowiththeSelcallidentof12331.
•Transmitting1233awillactivatethealarmsinallradioswithidents12330through12339(atotalof10radios).
iftheradiosinyourfleetdonothavesequentiallynumberedSelcallidentsandyouwanttomakeuseofthisfunction,youcanarrangeforyourDealertore-programtheSelcallidentsinyourradios.
PROGRAMMING AND SENDING GROUP CALLS
TheprocessforenteringaGroupcallidentisthesameasenteringanormalSelcallident.
1.presstheCALLbutton.‘caLLTO’isdisplayed,alongwiththelastsentorreceivedSelcallident.
2.entertherequiredSelcallidentasfollows:
(a)pressandholdtheF(function)keyuntiltheradiobeeps.Theright-handdigitoftheSelcallident willflash.
(b)pressthe or keystoselect‘a’intheflashingdigitposition.ThisisthespecialcodethatwillcreatetheGroupcall.
(c)BrieflypresstheF(function)keyagaintoselectthenextdigitposition.
(d)repeatsteps(b)and(c)toentertheother4digitsasrequired.Thelastdigitwillbesetto‘a’.
Oncetheidenthasbeenenteredyouhave10secondstosenditotherwisethecaLLTOmodewillbecancelledandtheidentyouenteredwillbelost.
NoTe: WhereyourTX4600allowsit,programminggroupcallsfor100radiosisidenticalexceptthatyouwillneedtoselect‘a’forthelasttwodigits(e.g.123aa).for1000radiosyouwillneedtoselect‘a’forlastthreedigits(e.g.12aaa).
eg.
To Send the Selcall Ident:
WiththerequiredSelcallidentdisplayedinthecaLLTOmode,pressandholdtheCALLbuttonforafewsecondsuntiltheradiobeeps.TheSelcallidentwillbesentautomaticallyandtheradiowillreturntonormaloperation.
Call Acknowledge in Group Mode:
Thereisnocallacknowledgewhensendinggroupcalls.ThisistopreventalltheradiosinyourgroupfromtryingtorespondtoyourSelcalltransmissionatthesametime.
Storing Group Call Idents:
GroupcallidentscanbestoredinmemoryinthesamewayasastandardSelcallident.
Receiving Group Calls:
receivingaGroupcallisidenticaltoreceivinganormalSelcallexceptthatthealarmsoundisaLOWtonebeepinsteadofthenormalHightonebeep.ThecallersidentoraLpHanameappearsonthedisplayintheusualway.
LISTENING CHANNELS
TheTX4600hasprovisionforaddinganadditional19userprogrammable‘Listening’frequenciesbetween403MHzand520MHz.Thesechannelscanbeprogrammedbyyouusingthefrontpanelkeys,makingtheTX4600auseful uHfscanningreceiver.
SETTING THE FREqUENCY STEP
Theextrafrequenciescanbeprogrammedin12.5kHzor 25kHzsteps.Thesteprateispresetandcanbetoggled asfollows
1.SwitchtheradioOff.
2.Holdthe keywhileswitchingtheradioOn.
3.12.5kor25.0kwillbedisplayedindicatingtheselectfrequencystepis12.5kHzor25.0kHz.
ACTIVATING LISTENING CHANNELS
Bydefault,thereceive–Onlychannelsaredisabledandonlythestandard80uHfcBchannelscanbeaccessed.Tomakeuseoftheextrachannelsyoumustactivatetheprogrammingmodeandprogramfrequenciesintothechannelsyouwishtouse.Thosechannelswillthen becomeavailable.
To activate the programming mode:
1.Switchtheradiooff.
2.HoldtheMENUkeywhileswitchingtheradioOnagain.
usingthe or keysyouwillnowbeabletoselectadditionalchannelsbetween81and99.
CALL TO
100radiosidentSent:123aaidentscalled:12300->12399
1000radiosidentSent:12aaaidentscalled:12000->12999
PAGE 16 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 17
OnceyouhaveenabledandprogrammedyouradditionalListeningchannels,switchtheradioofftoendtheprogrammingmode.Whenyouswitchitonagain,normaloperationwillberestoredandanyListeningchannelsyouhaveenabledwillnowbeavailableabovechannel80.
PROGRAMMING THE FREqUENCIES
Beforeprogrammingchannelfrequencies,makesuretheradioisinthenuMericmode.ifitisintheaLpHamodepressF(function)followedbyALPHA.‘nuMer’willbedisplayed.
To program a frequency into a channel
1.activatetheprogrammingmode(holdMENUthenswitchoN).
2.pressthe or keystoselecttherequiredchannelnumber(81–99).
3.pressandholdtheMENUkeyuntiltheradiobeeps.ifthechannelhasneverbeenactivated,‘Off’willbedisplayed,otherwiseafrequencywillbedisplayed.
4.pressthe or keystoadjusttheflashingdigitvalue.
5.presstheCALLbuttontoadvancetothenextdigit.
•advancingabove9orbelow0causestheadjacentdigittochangeaccordingly.
•Thedisplayonlyindicatesto10kHzresolution. ThekHzdigitisnotdisplayed.
eg.468.425MHzwilldisplayas
•Whileyouareselectingthefrequency,thereceiverisliveandwillreceivesignalsonthefrequencybeingdisplayed.youcanusethisfeaturetomanuallyidentifyactivefrequenciesandstorethem.
6.Onceyouhavethecorrectfrequencydisplayed,press andholdtheMENUkeytostoreit.
To removealisteningfrequencyfromachannel,rotatethechannelselectoruntilthedisplayreads‘–off–’.
To program additional frequencies
repeatsteps2–6above.
Whenyouhavefinishedprogrammingyourchannels,switchtheradiooff.Whenyouswitchitonagain,normaloperationwillberestoredandtheListeningchannelsyouprogrammedwillnowbeavailableabovechannel80.
SETTING ALPHA LABELS FOR YOUR LISTENING CHANNELS.
yourextralisteningchannelscanbesettodisplayeitherthechannelfrequencyorameaningfullabelthatyouchoose.pleaserefertothefrequency/aLpHaadjustmentfunctionintheMenusettingsonpage18.
SEEK MODE
TheSeekmodeisauniquefeaturethatallowsyoutocontinuouslyscanabandoffrequenciesbetween403MHzand520MHzforactivity.Oncetheradiohasreachedtheupperlimitof520MHzitwillresumescanningfrom403MHzagain.ifyoufindanactivefrequencyyoucanassignittoaListeningchannel.Thisfeaturemakesiteasiertolocateactivechannelswhenyouaren’tsureoftheexactfrequencyyouwanttolistento.
ENABLING THE SEEK MODE
NoTe: BeforeusingtheSeekmodeyoushould
1.preselectyourpreferredfrequencystep(12.5kHz or25kHz).
2.enabletheListeningchannelnumbersthatyouwishtostoreactivefrequenciesinto.youcannotuseSeekmodeunlessatleast1channelisenabled.
3.Selectthenumericmodesothatthefrequencycanbedisplayed(ratherthantheaLpHalabel).
To enable the Seek mode:
1.SwitchtheradioOff.
2.HoldtheSCANkeywhileswitchingtheradiooNagain.‘Seek’willbedisplayedforafewseconds.TheradioisnowinSeekmode.
NoTe: WhenyouhavefinishedusingtheSeekmodesimplyswitchtheradiooff.Whenyouswitchitonagain,normaloperationwillberestored.
SCANNING FOR ACTIVE FREqUENCIES IN THE SEEK MODE
To scan for active frequencies and store them into a Listening channel:
1.SelecttherequiredListeningchannel(81–99).Thefrequencycurrentlyselectedforthatchannelwillbedisplayed.
2.BrieflypresstheSCANkey.Theradiowillbeginscanningthefrequencybandstartingfromtheselectedfrequency.Thechannelnumberwillremainconstant(becausetheradioisscanningfrequenciesnotchannels)butthefrequencywillchangeasthescanadvancesthrough theband.
3.Tochangethescanningdirectionpressthe or keys.press keytoscanupwardsinfrequencyor keytoscandownwards.
4.Whenasignalisfound,scanningwillpauseonthatfrequency.Oncethesignalhasgoneandthefrequencyremainsclearfor5seconds,scanningwillresume.
5.TomanuallyskipoveranactivefrequencyandcontinuescanningpresstheCALLbutton.Tocontinuescanninginaspecificdirectionortochangethedirection,presstheappropriate or key.
6.Whenyoufindafrequencyyouwishtostore,press andholdtheSCANkeyuntiltheradiobeeps.ThefrequencywillbestoredundertheselectedListeningchannelnumber.
TostoreactivefrequenciesintootherListeningchannelsrepeatsteps1–6above.
SETTING SEEK MODE FREqUENCY LIMITS
WheninSeekmode,thedefaultfrequencyrangeistheentireListeningbandof403-520MHz.However,inmanycasesyoumayonlybeinterestedinasearchingforsignalswithinasmallsectionoftheavailablefrequencyband.TomakesearchingeasiertheTX4600allowsyoutosetupperandlowerfrequencylimits.TheSeekfunctionwillthensearchonlywithinthoselimits.Thislimitsthescantotheareayouaremostinterestedin,therebyincreasingthechanceoffindinganactivefrequencywithinthatband.
To Scan within Frequency limits
1.SelecttherequiredListeningchannel(81–99). Thefrequencycurrentlyselectedforthatchannelwill bedisplayed.
2.HoldtheMENUkeyuntiltheradiobeeps.Theradiowillenterthefrequencyeditmode.
3.SelecttheLOWerfrequencylimitusingtheCALLbuttontoselecttheflashingdigitpositionandthe or keystochangethefrequencyvalue.
4.WhentheLOWerfrequencylimithasbeenselected,brieflypresstheSCANkeythenpressandholdthe key.Theradiowillgivealongbeep.TheLOWerlimitisnowstored.
5.nowselecttheupperfrequencylimitusingthecaLLbuttontoselecttheflashingdigitpositionandthe or keystochangethefrequencyvalue.
6.Whentheupperfrequencylimithasbeenselected,brieflypresstheSCANkeythenpressandholdthe key.Theradiowillgivealongbeep.Theupperlimitisnowstored.
7.pressandholdMENUtoexitthefrequencyeditmode.nowfollowthesamestepsasdescribedunder‘ScanningforactivefrequenciesintheSeekMode’onpage16.Theonlydifferencewillbesmallerfrequencybandwhichwillnowscanonlywithinthefrequencylimitssetabove.
NoTe: TheSeekfrequencylimitswillremainstoredintheradioevenafteryouhaveswitchedtheradioOff.ThenexttimeyouusetheSeekmodethesamefrequencylimitswillapply.Tochangethefrequencylimitssimplyresetthemasdescribedabove.
TIP: TheLowerfrequencylimitshouldnormallybelowerthantheupperfrequencylimit.However,ifyoushouldenteralowerfrequencylimitthatishigherthantheupperfrequencylimittheradiowillthenscanfrequenciesOuTSiDetheselimits.inotherwordsyoucanexcludethefrequenciesbetweenthelimits.
ifupperLimitisgreaterthanLowerLimit,radiowillscaninSiDethelimitrange.
ifupperLimitislessthanLowerLimit,radiowillscanOuTSiDethelimitrange.
4 6 8 4 2
12.5/25kHz100kHz1MHz10MHz100MHz
520403MHz
LowerLimit
UpperLimit
LowerLimit
520403MHz
UpperLimit
PAGE 18 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 19
MENU SETTINGS
OVERVIEw
TheMENUfeatureprovidesaconvenientmethodofcustomizingorstoringsomeoftheradio’sfunctions.ThefollowingMenuOptionsareavailable.notethatsomeitemsareonlyavailableoncertainchannels.
To access the Menu functions:
1.pressandholdtheMENUkey.ThefirstMENUfunctionisdisplayed.
2.BrieflypresstheMENUkeyagaintocyclethrougheachavailablefunctionintheorderlistedabove.afterthe lastfunctionhasbeenselected,thecyclereturnsto thebeginning.
3.pressthe or keystoaltertheparametersoftheselectedfunction.
4.pressandholdtheMENUkeytoexitandstoreanychanges.
FREqUENCY/ALPHA ADJUSTMENT
Thefrequency/ALPHAadjustmentisonlyavailablewhenauserprogrammableListeningchannelisselected.itallowsyoutomanuallyadjustthechannelfrequencyor,ifALPHA modeisselected,letsyouedittheALPHAlabelforthatListeningchannel.
1.Selectauserchannelbetween81and99.
2.pressandholdtheMENUkeyuntiltheradiobeeps.
iftheradioisinnumericmode,thechannelfrequencywillbedisplayed.iftheradioisinALPHAmode,yourselectedaLpHalabelwillbedisplayed(ifyouhavenotsetalabel forthischannel,‘ALPHA’willbedisplayed).
3.Brieflypressthe or keytochangethecharacterornumberintheflashingdigitposition.
4.BrieflypresstheCALLbuttontomovetothenextflashingdigitposition.
5.Onceyouarehappywithyourselection,pressandholdtheMENUkeytostorethenewsetting.
SETTING THE SqUELCH SENSITIVITY
ThesensitivityoftheSquelchtoincomingsignalscanbesettosuityouroperatingenvironment.inquietrurallocationsalowsettingwillallowtheweakestsignalstobereceivedwhilestillkeepingtheradioquietbetweentransmissions. incitylocations,ahighersettingmightbeneededtoensurethesquelchremainsclosedwhensubjectedtothehigherinterferencelevelsoftenencounteredinhighdensityareas.
TheTX4600hasten(10)presetSquelchsensitivitysettings(labelledSQL-0toSQL-9)thatcanbeselectedusingtheMenufunction.TheminimumSquelchsetting(SQL-0)willopentheSquelchallowingallsignalstobeheard.SQL-9isthemaximumsetting,requiringverystrongsignalstoopenthesquelch.ThefactorydefaultisSQL-3whichgenerallyprovidesreliablesquelchoperationformostapplications.
To preselect the Squelch sensitivity:
1.Selectachannelbetween1and80.
2.pressandholdtheMENUkeyuntiltheradiobeeps.SQL-xwillbedisplayedwherexisanumberfrom0to9.
3.pressthe or keytoincreaseordecreasethepresetsquelchtothedesiredsetting.
4.pressandholdtheMENUkeytostorethenewsetting.
SELECTING THE SCAN MODE
TheTX4600featurestwoscangroups–OpenScanandGroupScan.
NoTe: ifpreferred,yourdealercanreconfigureyourunittohavetwoOpenScanortwoGroupScangroups.
To select the Scan Group:
1.Selectachannelbetween1and80.
2.pressandholdtheMENUkeyuntiltheradiobeeps.
3.BrieflypresstheMENUkeyagain.‘OScan’(OpenScan)or‘GScan’(GroupScan)willbedisplayed.
NoTe: iftwoOpenScanortwoGroupScangroupshavebeeninstalled,Scan1orScan2willbedisplayed.
4. pressthe or keytoselecttherequiredScanGroup.
5. pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
NoTe: iftwoOpenScanortwoGroupScangroupsareavailable,theradiowilldisplay‘Scan1’fortheoriginal OpenScanand‘Scan2’fortheoriginalGroupScan.
SELECTING DUPLEx
Duplexoperationallowstheradiototransmitonadifferentfrequencytothatwhichisreceives.Thisallowsoperationthroughrepeaterstations.repeatersautomatically re-transmityoursignaloverawiderarea,providing greatlyincreasedrange.
Duplexoperationoperatesonlyonchannels1–8or 41–48.Whenduplexisselectedonthesechannels,theradioreceivesonthatchannelbutactuallytransmits30channelshigher.eg.
TheTX4600allowsyoutoselectDuplexoperationindividuallyoneachchannel.
To enable or disable Duplex on a channel:
1.Selecttherequiredchannel1–8or41–48(theDuplexsettingfeatureisonlyavailableonthesechannels).
2.pressandholdtheMENUkeyuntiltheradiobeeps.
3.BrieflypresstheMENUkeytwice.‘dupOn’(DuplexOn)or‘dupOf’(DuplexOff)willbedisplayed.
4.pressthe or keytoselecttherequiredDuplexsetting.
5.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
CTCSS TONES
cTcSS(continuousTonecodedSquelchSystem)isasquelchquietingsystemthatallowsseveralgroupsofuserstosharethesamechannelwithoutdisturbingeachother.itusesoneofasetofsub-audible(verylowfrequency)tonestoopenandclosethesquelchonyourradio.
Therearetwostandardtonessets,onecomprising50tonesandtheothercomprising38tones.BothtonesetsareincludedintheTX4600toprovidecompatibilitywithotherradiosystem.
To toggle the required tone set:
1.SwitchtheradioOff.
2.pressandholdtheSQLkeywhileswitchingtheradioonagain.
3.‘cTc50’or‘cTc38’willbedisplayedindicatingwhichtonesetisselected.
NoTe: WhenswitchingupfromcTc38tocTc50,theradiowillretaintheselectedcTcSStonefrequencyandautomaticallyupdatethetonesetnumbertoreflectitsnewpositioninthecTc50tonesettable. eg.ifcTcSStonefrequency233.6Hz(cTc38toneset#36)wasselected,theradiowillthendisplayequivalentcTc50toneset#47. WhenswitchingdownfromcTc50tocTc38,ifthereisnoequivalentcTc38frequency,thecTcSStonewillbesetto‘of’(0Hz).youwillneedtoreselectanewtone.
Menu Settings Ch 1-8 Ch 41-48
Ch 9-40Ch 49-80
RX Only Ch
frequency/ aLpHaadjustment
•
SquelchSettings • • •
Open/GroupScan • • •
Duplex/Simplexmode
•
cTcSSTones • • •
Lampcolour • • •
Battery/S-MeterSelection
• •
Battery/S-MeteraLpHaSelection
•
LcDcontrast • • •
BeepTonelevel • • •
Simplex
channel1channel31
Simplex/Duplex Range Comparison
repeater operation
Vechicle Vechicle
channel31
channel1 repeater
Station
Channel Selected 1 2 3 4 5* 6 7 8 41 42 43 44 45 46 47 48
Receive Channel 1 2 3 4 5* 6 7 8 41 42 43 44 45 46 47 48
Transmit Channel 31 32 33 34 35* 36 37 38 71 72 73 74 75 76 77 78
*emergencychannelonly
PAGE 20 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 21
4.pressthe or keystoselectyourpreferredchoiceofS-MeTandbaTT.
5.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
TodisplayS-Meter,BatteryVoltageorfrequency/alphalabelon‘Listening’channels(81–99):
1.Selectachannelfrom81–99.
2.pressandholdtheMENUkeyuntiltheradiobeeps.
3.BrieflypresstheMENUkeyrepeatedlyuntil‘S-MeT’(SMeter),‘baTT’(Battery)or‘aLpHa’isdisplayed.
4.pressthe or keystoselectyourpreferredchoiceofS-MeT(SMeter),baTT(Battery)oraLpHa.
5.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
LCD CONTRAST
usethissettingtoadjusttheLcDdisplaycontrast.
To adjust the contrast:
NoTe: adjustingthecontrastmayaffecttheviewingangle.
1.pressandholdtheMENUkeyuntiltheradiobeeps.
2.BrieflypresstheMENUkeyrepeatedlyuntil‘LcDXX’isdisplayed(whereXXisanumberfrom0to15).
3.pressthe or keystoselecttherequiredcontrastsetting.LcD15isthehighestcontrastsetting
4.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
BEEP TONE LEVEL
usetheBeepTonesettingtoadjustthevolumelevelofthekeypadbeeps.
To adjust the keypad beeps:
1.pressandholdtheMENUkeyuntiltheradiobeeps.2.BrieflypresstheMENUkeyrepeatedlyuntil‘beep’isdisplayed.
3.pressthe or keystoselecttherequiredkeypadbeeplevel.Selecting‘beep0’willturnthekeypad beepsoff.
4.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
INSTALLATION
GENERAL
itisadvisabletospendalittletimeselectingthebestlocationforyourTX4600.Themountingbracketcanberotatedabove,beloworbehindtheradioenablingtheradiotobemountedinawiderangeoflocations.inaddition,anoptionalflushmountingkitallowstheradiotobeflushmountedinapanelordashboard.
keepthefollowingpointsinmindwhenchoosingalocation:
•TheTX4600isdesignedtomeetip67specificationswhichallowsfortemporaryimmersioninwater,howeverwerecommendedyouselectalocationthatwillminimizeexcessiveexposuretocontinuousrainorspray.
•Selectalocationthatwon’texposeyourradio tocontinuousdirectsunlightwhichcould causeoverheating.
•ensurethelocationallowsafreeflowofairaround theheatsinkonthebackoftheradio.
•Themicrophoneandallcontrolsshouldbereadilyaccessibleandtheloudspeakereasilyheardfromthenormalsteeringordrivingposition.anextensionspeakercanbeinstalledifrequired.
To preselect a CTCSS tone:
1.pressandholdtheMENUkeyuntiltheradiobeeps.
2.BrieflypresstheMENUkeyrepeatedlyuntil‘cTcXX’isdisplayed,whereXXisanumberbetween1and50 orof.
3.pressthe or keytoselecttherequiredcTcSStonenumber(seecTcSSTonechartonpage25). ifthecTc38tonesetisenabledtherewillbe38tonesavailableotherwisetherewillbe50tones.
NoTe: TodisplaythecTcSSfrequencyinsteadofthetonenumber,brieflypresstheSQLkey.ThecTcSSfrequency(inHz)willbedisplayed.BrieflypresstheSQLkeyagaintoreturntothetonenumber.
cTcSSTonenumberDisplayed
cTcSSTonefrequencyDisplayed
4.ToturncTcSStonesOffselectcTcof
5.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
LAMP COLOUR
ThedisplaylampcanbesettoOrange,redorGreentomatchotherequipmentyoumighthaveinstalledortosatisfypersonalpreference.
1.pressandholdtheMENUkeyuntiltheradiobeeps.
2.BrieflypresstheMENUkeyrepeatedlyuntil‘LaMp’isdisplayed.
3.pressthe or keystocyclethroughtheavailablecoloursofOrange,redorGreen.
4.pressandholdtheMENUkeyuntiltheradiobeeps,tostorethesetting.
BATTERY/S-METER/ALPHA SELECTION
TheTX4600hastheoptionofdisplayingeitherthebatteryvoltageortheincomingsignalstrength(S-meter)intheareabeneaththechanneldisplay.inaddition,when‘Listening’channels(81–99)areselected,theradioprovidesanextraoptionofdisplayingthefrequencyoftheselecteduserchanneloracustomaLpHalabel(whenaLpHamode isselected).
The‘Listening’channelsaretreatedindependentlytothenormaluHfcBchannelsinthatyoucanforexample, selectS-MeterorBatteryVoltageonchannels1–80 yetdisplaythechannelfrequency(oranaLpHalabel) onchannels81–99.
To display S-Meter or Battery Voltage on channels 1 – 80:
1.Selectachannelfrom1–80.
2.pressandholdtheMENUkeyuntiltheradiobeeps.
3.BrieflypresstheMENUkeyrepeatedlyuntil‘S-MeT’(SMeter)or‘baTT’(Battery)isdisplayed.
panelMounting OverheadMounting uprightMounting
flushMounting(OptionalMk001Bflushmountingkitavailable)
TX4600
MENUF
SCANDIM
PRIQUIET
SQLALPHA
OFF.
PAGE 22 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 23
INSTALLING THE UNIT
afterchoosingalocation,holdtheunitwiththemountingbracketattached,tothedesiredpositionandmarkthelocationwithapencil.removethemountingbracketfromtheradioanddrillthemountingholes.Boltorscrewthebracketinplaceusinghardwaresuitableforthemountingsurface.Theunitissuppliedwithstainlesssteelscrews,however,ifthemountingsurfaceisunsuitableforscrewsyoumayneedtoreplacethesewithstainlesssteelbolts.remember,insomeapplicationsthefixingsforoverheadmountedunitsmayhavetosurviveroughconditions.
DC CONNECTIONS
connectthereDpowerleadtothepositive(+)sideofthebatteryortoanaccessorypointinthevehicle’sfusebox.
connecttheBLackpowerleadtothenegative(-)sideofthebatteryortoagroundpointinyourvehicle.
NoTe: ThereDpowerleadisfittedwitha3ampfuse.ifthefuseblows,useonlyastandard3amp(3aG)fuseas areplacement.useofahigherratedfuseoraslow-blowtypecouldresultindamagetoyourradiowhichwouldvoidthewarranty.
ifrequired,anextensionspeakermaybeinstalledtoimprovesoundlevelsinnoisyenvironmentsorinlocationsfurtherawayfromthesteeringordrivingposition.forlocationsexposedtowaterwerecommendtheSpk45orSpk07.fordryinstallationstheSpk04,Spk08orSpk09aresuitableextensionspeakers.
NoTe: Theinternalspeakercontinuestooperatewhentheextensionspeakerispluggedin.
TX4600
extensionSpeaker (optional)
UHf antenna
TX4600
ANTENNA INSTALLATION
itisessentialtoselectagoodquality,highefficiency, 477MHzantenna.apoorqualityantennaoronenotdesignedforthespecificfrequencybandyouareusing willgiveverypoorperformance.
GMehaveahugerangeofsuitable477MHzuHfcBantennastosuitmostinstallationsandapplications.WerecommendyoucontactyourlocalDealerforadvice.
connecttotheantennacabletotherearantennasocketusingapL259coaxialconnector.
NOISE SUPPRESSION
TheinherentdesignoffMtransceiversresultsinahighlevelofresistancetoignitionandelectricalinterference.Howeverinsomeinstallationsitmaybenecessarytotakeadditionalstepstohelpreduceoreliminatenoiseinterference.Duringinstallation,trytoroutetheDcbatteryleads,theantennaleadoranyaccessorywiresawayfromtheenginecompartment,ignitionoralternatorwiring.ifthenoisecontinues,itmaybenecessarytofitasuppressionkitinwhichcasewerecommendyouconsultanautoelectricianforadvicespecifictoyourinstallation.
Higherfrequencyelectricalinterferencecausebyelectricmotorscanbesuppresseddirectlyatthemotorterminals.
DISCONNECTING THE MICROPHONE
itisrecommendedthatthemicrophonebeleftpermanentlyconnectedtotheTX4600,butifitmustbedisconnected,proceedasfollows:
1.insertasmallscrewdriverbetweentherubberbootandthelipoftheraisedareaonthefrontpanel.
2.easetherubberbootoutofthecableentryholeandslideitalongthecableawayfromthefrontpanel.
3.identifythepluglockinglever,workthescrewdriverbladebehinditandmovethelevertowardstheplugbody.atthesametimegentlypulltheplugfromthesocket.(seediagram)
ifrequired,replacementmicrophonesareavailablewithplugandrubberbootalreadyfitted.
Radio remains ON when Ignition Switch is OFF
ToTX4600
carBattery
ignitionSwitch
fuse
chassis
RED
BLACK+veAccIgn
Radio turns ON and OFF with Ignition Switch
ToTX4600
RED
BLACK+veAccIgn
ignitionSwitch
fuse
chassiscarBattery
cable
Screwdriver
LockingLevermovetolefttoreleaseplug
cableentryhole
PAGE 24 INSTRUCTION MANUAL TX4600 TX4600 inSTrucTiOnManuaL paGe25
UHF CB OPERATING FREqUENCIESChannel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz)
1 476.425~ 21 476.925 41 476.4375~ 61• 476.9375
2 476.450~ 22# 476.950 42 476.4625~ 62• 476.9625
3 476.475~ 23# 476.975 43 476.4875~ 63• 476.9875
4 476.500~ 24 477.000 44 476.5125~ 64 477.0125
5* 476.525~ 25 477.025 45 476.5375~ 65 477.0375
6 476.550~ 26 477.050 46 476.5625~ 66 477.0625
7 476.575~ 27 477.075 47 476.5875~ 67 477.0875
8 476.600~ 28 477.100 48 476.6125~ 68 477.1125
9 476.625 29 477.125 49 476.6375 69 477.1375
10 476.650 30 477.150 50 476.6625 70 477.1625
11+ 476.675 31 477.175~ 51 476.6875 71 477.1875~
12 476.700 32 477.200~ 52 476.7125 72 477.2125~
13 476.725 33 477.225~ 53 476.7375 73 477.2375~
14 476.750 34 477.250~ 54 476.7625 74 477.2625~
15 476.775 35* 477.275~ 55 476.7875 75 477.2875~
16 476.800 36 477.300~ 56 476.8125 76 477.3125~
17 476.825 37 477.325~ 57 476.8375 77 477.3375~
18 476.850 38 477.350~ 58 476.8625 78 477.3625~
19 476.875 39 477.375 59 476.8875 79 477.3875
20 476.900 40^ 477.400 60 476.9125 80 477.4125
*emergencyuseonly+OfficiallyDesignatedcallchannel#Telemetry/Selcalluseonly.VoiceTransmissionisinhibitedasrequiredbyaS/nZS4365.2010^roadchannel~repeaterchannels•GuardBandchannel.TransmissionisinhibitedasrequiredbyaS/nZ4365.2010
CTCSS 50 Tone
Set38 Tone
SetFrequency 50 Tone
Set 38 Tone
SetFrequency 50 Tone
Set.38 Tone
SetFrequency
1 1 67.0 18 17 118.8 35 - 183.5
2 - 69.4 19 18 123.0 36 30 186.2
3 2 71.9 20 19 127.3 37 - 189.9
4 3 74.4 21 20 131.8 38 31 192.8
5 4 77.0 22 21 136.5 39 - 196.6
6 5 79.7 23 22 141.3 40 - 199.5
7 6 82.5 24 23 146.2 41 32 203.5
8 7 85.4 25 24 151.4 42 - 206.5
9 8 88.5 26 25 156.7 43 33 210.7
10 9 91.5 27 - 159.8 44 34 218.1
11 10 94.8 28 26 162.2 45 35 225.7
12 11 97.4 29 - 165.5 46 - 229.1
13 12 100.0 30 27 167.9 47 36 233.6
14 13 103.5 31 - 171.3 48 37 241.8
15 14 107.2 32 28 173.8 49 38 250.3
16 15 110.9 33 - 177.3 50 - 254.1
17 16 114.8 34 29 179.9 of of 0
(cTcSSfrequencyshowninHz)
PAGE 26 INSTRUCTION MANUAL TX4600 TX4600 INSTRUCTION MANUAL PAGE 27
ELECTRICAL
General
Compliant Specification: MeetsaS/nZS4365forradiocommunicationsequipment intheuHfcitizenandpersonal radioservice.
Frequency Range TX: 476.425-477.4125MHz
Frequency Range RX: 403-520MHz
Number of Channels: 80uHfcB+19receiveonly
Channel Spacing: 12.5kHzonly
Operation Mode: Simplexch1-80 SemiDuplexch1-8,41-48 Scanning Speed: 20channelspersecond
Antenna Impedance: 50Ohmsnominal
Operating Voltage Range:10-15voltsDc
Nominal Battery Voltage: 13.8voltsDc
Over Voltage Protection: 30VDcmax.at18VDctherfpowerisreduced,andthewords‘HiDc’flash.
Over Current Protection: in-line3afuse
Reverse Polarity Protection: ShuntDiode
Frequency Stability: ± 2.5ppM
Selcall Tone Length: 40ms
Transmitter
RF Output: 5.0wattsmax.
Spurious Emission: <-67dB
Frequency Transients during switching: <3kHz
Modulation: fM
Maximum Deviation: < ± 2.5 kHz at + 20 dB
Spurious Emissions: <-26dBm
Transmit Frequency Response: +6dBperoctave
300Hzto3kHz+1-3dB.
Audio Signal to Noise: >45dB
Out of Band Emission: -70dBc
Current Consumption: 1.7ampswith50Ohmtermination
Receiver
Circuit Type: DoubleconversionSuperheterodyne
Intermediate Frequencies:1st-21.4MHz 2nd-450kHz
Current Consumption: <[email protected]
Sensitivity: -123dBmfor12dBSinaDunweighted
Selectivity: -6dBat±3.5kHz-60dBat±12.5kHz
Intermodulation Immunity: 73dB
Blocking Immunity: 100dB
Spurious Response Immunity: 70dB
Image Rejection: 70dB
Audio Power: 3wattsaverageinto4Ohms
Audio Signal to Noise: >45dB
Receive Frequency Response: -6dB/Octavede-emphasis
300Hzto3kHz+1-3dB
Conducted Spurious Emission: <-57dBm
MECHANICAL
Dimensions: 65(H)x165(L)x56(D)mm
Weight: 472grams
ENVIRONMENTAL
Temperature Range: -10°cto+60°c
Weatherproof: Meetsip67
Shock and Vibration: MiLSTD810method
SPECIFICATIONS aresubjecttochangewithoutnoticeorobligation.
SPECIFICATIONSThiswarrantyagainstdefectsisgivenbyStandardcommunicationsptyLtdacn000346814(We,us,ourorGMe).Ourcontactdetailsaresetoutinclause2.7.
1. Consumer guarantees
1.1OurgoodscomewithguaranteesthatcannotbeexcludedundertheaustralianconsumerLaw.youareentitledtoareplacementorrefundforamajorfailureandforcompensationforanyotherreasonablyforeseeablelossordamage.youarealsoentitledtohavethegoodsrepairedorreplacedifthegoodsfailtobeofacceptablequalityandthefailuredoesnotamounttoamajorfailure.
1.2Totheextentweareable,weexcludeallotherconditions,warrantiesandobligationswhichwouldotherwisebeimplied.
2. Warranty against defects
2.1ThisWarrantyisinadditiontoanddoesnotlimit,excludeorrestrictyourrightsunderthecompetitionandconsumeract2010(australia)oranyothermandatoryprotectionlawsthatmayapply.
2.2Wewarrantourgoodstobefreefromdefectsinmaterialsandworkmanshipforthewarrantyperiod(seewarrantytable)fromthedateoforiginalsale(oranotherperiodweagreetoinwriting).Subjecttoourobligationsunderclause1.2,wewillatouroption,eitherrepairorreplacegoodswhichwearesatisfiedaredefective.Wewarrantanyreplacementpartsfortheremainderoftheperiodofwarrantyforthegoodsintowhichtheyareincorporated.
2.3Totheextentpermittedbylaw,oursoleliabilityforbreachofacondition,warrantyorotherobligationimpliedbylawislimited
(a)inthecaseofgoodswesupply,toanyoneofthefollowingaswedecide-
(i) thereplacementofthegoodsorthesupplyofequivalentgoods;
(ii) therepairofthegoods;
(iii)thecostofrepairingthegoodsorofacquiringequivalentgoods;
(b)inthecaseofserviceswesupply,toanyoneofthefollowingaswedecide–
(i) thesupplyingoftheservicesagain;
(ii) thecostofhavingtheservicessuppliedagain.
2.4forrepairsoutsidethewarrantyperiod,wewarrantourrepairstobefreefromdefectsinmaterialsandworkmanshipforthreemonthsfromthedateoftheoriginalrepair.Weagreetore-repairorreplace(atour
option)anymaterialsorworkmanshipwhichwearesatisfiedaredefective.
2.5Wewarrantthatwewillperformserviceswithreasonablecareandskillandagreetoinvestigateanycomplaintregardingourservicesmadeingoodfaith.ifwearesatisfiedthatthecomplaintisjustified,andasoursoleliabilitytoyouunderthiswarranty(totheextentpermittedatlaw),weagreetosupplythoseservicesagainatnoextrachargetoyou.
2.6Tomakeawarrantyclaimyoumustbeforetheendoftheapplicablewarrantyperiod(seewarrantytable),atyourowncost,returnthegoodsyouallegearedefective,providewrittendetailsofthedefect,andgiveusanoriginalorcopyofthesalesinvoiceorsomeotherevidenceshowingdetailsofthetransaction.
2.7Sendyourclaimto: StandardcommunicationsptyLtd.unitB,22-24collegeStreet,Gladesville,nSW2111,australia.Telephone:(02)98798888fax:(02)98164722. email:[email protected]
2.8ifwedeterminethatyourgoodsaredefective,wewillpayforthecostofreturningtherepairedorreplacedgoodstoyou,andreimburseyouforyourreasonableexpensesofsendingyourwarrantyclaimtous.
3. What this warranty does not cover
3.1Thiswarrantywillnotapplyinrelationto:
(a)goodsmodifiedoralteredinanyway;
(b)defectsanddamagecausedbyusewithnonStandardcommunicationsproducts;
(c)repairsperformedotherthanbyourauthorisedrepresentative;
(d)defectsordamageresultingfrommisuse,accident,impactorneglect;
(e)goodsimproperlyinstalledorusedinamannercontrarytotherelevantinstructionmanual;or
(f) goodswheretheserialnumberhasbeenremovedormadeillegal.
4. Warranty period
4.1WeprovidethefollowingwarrantyonGMeandkingrayproducts.norepairorreplacementduringthewarrantyperiodwillreneworextendthewarrantyperiodpasttheperiodfromoriginaldateofpurchase.
PRODUCT TYPE WARRANTY PERIOD
477 MHzUHf CB mobiletransceivers 3 years
STANDARD COMMUNICATIONS CONTRACT wARRANTY AGAINST DEFECTS
adivisionof:Standard Communications Pty. Ltd.
Head office: LockedBag2086,northryde,nSW1670,australia.T:+61(0)298446666f:+61(0)298446600
Adelaide: unit1,14phillipsSt,Thebarton,Sa5031T:(08)82342633F:(08)82345138
Brisbane: unit1,89-101factoryrd,Oxley,QLD4075T:(07)32786444F:(07)32786555
Melbourne: 7Microcircuit,DandenongSouth,Vic3165 T:(03)97980988F:(03)97980177
Perth: unit1,10-12HarvardWay,canningVale,Wa6155 T:(08)94555744 F:(08)94553110
Sydney: unitB,22-24collegeSt,Gladesville,nSW2111 T:(02)98798888F:(02)98164722
Auckland: 2/24BishopDunnpl,eastTamaki,Manakau2163nZ T:(09)2740955F:(09)2740959
forcustomersoutsideaustraliaandnewZealandpleasecontactyourlocalGMeretaileroremail:[email protected]
partnumber:310228Drawingnumber:42333-7 www.gme.net.au