SL-lgOO rhe Direct Drive Fully-Automatic Turntabte forthe Cost-Conscious High Fidelity Enthusiast

Cross Section of SL-1900tonearm is p rov ided to a l low the use o fh igh-compl iance premium car t r idges .The force to overcome stat ic fr ict ion ofthe g imba l bear ings is on ly 7 mg, anex t remely low f igure wh ich Techn icsreached by hav ing ro l l ing e lements o f thebearings manufactured under str icteslqual i ty control in our own factory.

Newly Developed Base MaterialThe newly-developed heavy-duty turntablebase molded f rom p las t ic , f iberg lass , andother mater ia ls p rov ides the idea lcombina t ion o f resonance damping ands tab i l i t y in an a t t rac t i ve , s l im des ign . Thecompos i t ion o f the base, and the iso la to rsin each o f the tu rn tab le 's fee t , p rov ideexcel lent resistance to feedback effects,even a t very h igh vo lume leve ls .

New Type MM CartridgeThe EPC-270C- l l mov ing magnet car t r idgeemployed in the SL-1900 fea tures the newCKS magnetic material, a low effect ivemass, and h igh compl iance matched w i thgood s tab i l i t y and l inear i ty , assur ingaccurate tracing.

. Strobe Lamp with Markings

. Pitch Gontrol with 10% Variable Range

. Anti-Skating/Oil-Damped Gueing

. Hinged, Detachable Dusl Cover

Never be fore a t th is p r ice has there beenava i lab le a d i rec t -d r ive tu rn tab le w i th thesefea tures . "One-Ch ip" lC cont ro l meansv i r tua l l y abso lu te re l iab i l i t y , wh i le thed i rec t -d r ive motor p rov ides tu rn tab leper fo rmance unbeatab le in te rms o f lowwow & f lu t te r and speed s tab i l i t y . Fu l l y -automatic operation offers you tremendousconven ience, and a t the same t ime reducesposs ib i l i t i es o f damaging your va luab lecar t r idge . A l l in a l l an impress ive packageat a remarkab ly low pr ice .

Ultra-Low-Speed Direct Drive MotorThe d i rec t -d r ive o l the SL-1900 e l im ina testhe be l ts . whee ls . and o ther d r ivee lements requ i red by convent iona lsys tems. These same be l ts and so on arenotor ious sources o f v ib ra t ion , resonance,and cyc l i ca l var ia t ions in speed. Wi th on lyone mov ing par t , the D.D. sys tem doesaway w i th these sources o f d is tu rbance,to p rov ide superb ly smooth , cons tan tolatter rotat ion.

Integral Rotor-Platter SlructureTo fu r ther s imp l i f y the tu rn tab le des ign ,the platter and rotor are formed into as ing le , con t inuous un i t . By e l im ina t ing al inkage po in t , th is p revents the po ten t ia l l ydisturbing effects of looseness ormaladjustment between platter and rotor.

One-Chip lC, B.FG Servo Speed ControlThe ro ta t ing speed o f the D.D. motor i scont ro l led by a "Back-E lec t romot ive-ForceFrequency Genera tor " (wh ich we shor tento B .FG) servo sys tem. Speed is cons tan t lymon i to red , and i f there is the s l igh tes tvariance from rated speed, correctiveforce is immedia te ly app l ied . The nervecenter of this servo control system is a"one-ch ip" in tegra ted c i rcu i t , wh ichincorpora tes the equ iva len t o f 321e lements in a minu te , sea led package.The accuracy of control is not here todayand gone tomor row, be ing " locked- in "w i th e lec t ron ic p rec is ion .

Quiet, Ful ly-Automalic Operation WilhMemo-RepeatWi th fu l l y -au tomat ic opera t ion , au to s ta r t ,auto return, and auto stop can al l beac t iva ted w i th a s imo le f l i ck o f the au tos tar t lever . Records w i l l au tomat ica l l y berepeated up to s ix t imes, o r inde f in i te lywhen the Memo-Repeat d ia l i s se t . Wi thautomatic control the tonearm is returnedto the rest and the turntable is shut offwhen the end o f the record is reached.Though fu l l y -au tomat ic , your SL-1900 w i l lopera te w i th wh isper qu ie tness .

Sensit ive Gimbal Suspension TonearmA h igh ly -sens i t i ve g imba l suspens ion

TURNTABLE SECTTONType D i rec t -d r ive fu l l y -

au tomat ic tu rn tab leMotor Back-Electromotive-Force

Frequency Generatorservo DC motor

Turn tab le p la t te r A luminum d iecas t ,3 1 c m ( ' 1 2 * " ) d i a m e t e r

Turn tab le speeds

stat ic-balanced type, direct-read ing t rack ing fo rce ad jus tment ,

with anti-skating force controldev ice , o i l -damped cue ing dev ice

Et fec t i ve length 230 mm(9+" )1s mm (* * " )

7 m g(hor izon ta l l y and ver t i ca l l y )

333 and 45 rpm Track ing er ro r ang le Within +3 '(at edge of 30 cm or 12" record),

+1" (a t cen ter o f 30 cm or 12" record)Offset angleAdjustable tracking force

Car t r idge rangeHeadshe l l we igh t

CARTRIDGE SECTIONType Moving magnet stereo cartr idgeOutput voltage 3.2mV at 1kHz, Scm/sec.

zero to peak lateral velocity

(4.5mV at 1 kHz, scm/sec. zero topeak 45" velocity)

Channe l seoara t ion 25 dB a t 1 kHz

OverhangFr ic t ion

21.5"0-3 9

(d irect-reading)5 .5 - 9 .5 9

9.5 g

Load impedanceSty lus t ipCartr idge weightRep lacement s ty lusGENERALPower supp ly

Power consumpt ionDimens ions( W x H x D )Weight

Channe l ba lance Wi th in 2 dB a t 1 kHzRecommended t rack ing fo rce '1 .75 +0.25 g

47 kod100 koD iamond

6.0 gEPS-27OED

110V/120V/220V/240V,50/60 Hz

4 .5W43 .0x13 .7 x33 .4 cm(ro i*" x 58" x 13+" )

7 .2 kg (15 .9 l bs . )

Speed change method E lec t ron ic changeVar iab le p i tch cont ro ls Ind iv idua l

adjustment controls, 100/oad jus tment range

Wow and f lu t te r 0 .03% WRMS (J lS C5521)+0.042o/a weighted zero to peak

(DrN 45507)R u m b l e

TONEARM SECTIONType

-50 dB (DrN 45539A)-73 dB (DrN 4s5398)

SD 7FO 3OE

Universa l S-shaped tubu la r a rm,

Specif icat ions subject to change without not ice. Pr inted in Japan

@TechnicsMatsushita Electric