a t.,jump2.nrao.edu/dbtw-wpd/textbase/Documents/grgc-reber-struve-07161946.pdf · lul, I••, 1.. 111 I. Selll..., Aye. "-a'oll, Jl11.011 Dr. Otto Stzuva•.Dlteo.o. Yerkes abeerte,ory

lul Ibullbull 1 111 I Selll Aye-aoll Jl11011

Dr Otto Stzuva bullDlteoo Yerkes abeerteoryWilliam Bar Wllconel

Dear Dr StNve ~

Enclosed 18 a rather lone aOnOi1apJa on tbe future ot GoaIdoo etalo This outl1aea idea8 lubetantlall1 al th are today It wa WI onlnal 11ea1loD to brini h18 -tr1ampl wi ttl Oft t abullbullb Robullbullbullbullr 11 appeara IIOra paotloal Ind l on ln anvaaoe 8 ibat OQ will bave t1me to I oYer 1t aa4 oqan1- Ol~ 14eal before bullbull ei80ues the 81tua1ilOR

Racently I bave Aa4 lOMe oo~repoadnoe (waioh 1 nll amplao tI~1q) w1 Dr Suplewho be lieve we cao aecure 80rnft fUDdamp 11l modshyerate ampaoUAt Th -lolna 1tbullbull neobullbulleary1s a good 10ClJation In aecurlui 1ih1a I bellee you OU be of ireat aalstan08

If pOllble I would I1t to It prOS-shy8 10 motloll 11lt Ilear tuuN arul pt8veryh1nc owed t1Oll neaton bator 00161 eather 8et8 10

81noenlr youre

ItOGRlK rOR fBI IIVEstlGAtlOi or Ooa_IO 81ATIO

A ooapnJlenale lavetiptlbullbull ot 00110 amp1~ 11 0001bullbull

bull f two parallel oOllpllbullbulltamp17 ampAd 1IUlaneou proIR

AOII1oal PMi-- eAI

Atrolloll1oal etudlbullbull laolvlq bullbullaINnMD ot the pMa

lnierpretation ot lle reBU1 and heoreloal analala of ou~ebullbullbull

DeYelopeDi frolrampll -8shyInalnerlnl deelopnt of 1proed eleetr0D1 equlp and

tbod ot deieotlna llbullbulle radlatlonbullbull

From aatrORo~oal point of 1e the ireatat nee 18 tbi

oobullbullle tatl0 lDvetlatlon 1 lncnaed reol181 power ~

be aoblee bJ U81Di hisher frequenoy eleoironl0 equlent ~t

a larpr IIl1rJOJr or boll aliematlbullbullbull

At tlle plbullbullent le 4800 1e qul e far lnto he Ilon of

dlaln1811lni returns for the e1eO201110 equlpellt_ BJ oontinuatla

aa4 reflneareni ot lle preent eoalque 1 t _ be pobullbulllble to ao

up aAotaer ootave Tal devlopent would ate two or laree _

0 arrle at appa~tu of uleable a~~sl11tr Seyond i~ Will

requ1re aoehie and e wacno in ae eletronio an Ja

expe~ ot ille elo~_10 eelop_rat PHi-- 1 quite eub

lal bullbullbullbull problq 10 uta_ fle14bullbullfOOllequel tAe bbullbull and

80 oertaln ~d 0 ueebullbullbull 18 ecurlni i~eater reaollnl power

1 by aaa of a 1111 a1 rnr

3

ASfRolOIl1CAL PROQRAM bull Amiddot

A

oOGal of aklaa ~o~ urt of bullbull lourc of Ai ra41aloa aDd

urlni 1 Innl a a Ya~l of frqunol A bullbull0ODd ~

p lalbullbull whlo~ can be aaoted 1 tbbullbullpeotJampl dlnbutlon 1f an

~ 11ybullbull 411 w1~ ~ ald of radlo frequaOJ peo~

ewa ~~Y)( n dlp UUI o O1Oll of wolo ampppardu shy

fall 1bullp~iiti(~middotIt 1 for tbbullbullbull Iporoooplo 1nbullbullbulltiptioal

bat aa bull quitonal _Otl0D of the 1I1~1OJ 18 ablo1u1 aoesary 0

ooun~ot ~ effbullbull of b ~oalQD ot b~

f~oft1_1 work be _lrl11 out at aG obullbullaol7 or

unlvrslt w~re luOk tillbullbullbull01atlltl are DOW 10oa4 Data

bull be be aoouala aDd 104 at oa 10oalca _owbullbullbull r and

bullbull an1 at ~ p1abullbull of obullbullnaloa TlI bullbullortloal

_ 11aou1d be la 01bullbullbull ouo_ wl~ 11 obbullbullnrl 10 tnt _xl_

-rYatloaa1 rebullbull1bull be bullbullbullu~

JdtatraquoM IUI _middotntu Ta air abould __ 100atd a a outbullbullza latlu4 aa 1

tb ooua~ry fa~ way f 1bullbullr10a1 Dol Of all

Ilbullbullbull nol bull our a~ b far h wonau 1plloa Iy laWJampl at10 11 v~ and UDcoon at ~bullbullbull frequaolbullbull

la the roploa

A Boutllm 1a1ud 1 nobullbullbullary beoaubullbull be ruoture w111

and out of 4001 wl~ GO prooion tro a weatbr Bno ampDd

loe wl11 oauebullbullbull~lou UIl0a10 OD aoolda lalLa aln baa

due to al oaue ( bullbullbull Ap J t loy 194t pap 28 nxt

0 h lu paftC1amppJa)

a

Llkbullbulll bullbull a labullbull~ pan f Id 081bullbullt1al plln 1 aal1abl

for eaeun_Dt at a outlln lal~ to thlbullbullDd the 18111Oampshy

ahould b 100at Oil a ollff wllloll dJlOpe ablUpt11 to tbbullbull000tll

wlth a lOBI 1bullbullbull1 plalD tretchlal f~ the babullbull of th olltt to

the oulbra boriaOll lb ftaOD for till 1 a foll

tile aooptaao pattn (lnCl lobed) of the 112111 18 p01Dt

1l~r1OIltalll CroWl4 renotloa break tbbullbull1nCl lobe up 11lto

a dlffractloa patn th allCl whlcll tlie 10 lobe of till

patftl IUlkbullbullbull1Ja tlle bor1soD 1 Inenl pnportlOJlal to t bull

1l1ebt of the 11101 lD bullbullbull10atll abobullbull tbe nnotlaS pi

~1 dlffloultJ will be -ttlsat4 bJ auatlDI OD a 011tf bloll

oyeJlook a plala to the lout a 1t 1 in th1 41notlO8 tbat

tlle 10t ampnCl to tb horlaoD 111 be UJM tlJamplIl lD

tJl~ (1notl0118 ls Dot 11lpoltant p1OY14d larp otruotion auG

a ampIOWlUola an Dot 01 by

O1a~ bullbullbulltllr 1 dbullbulllabl but Dot of prt-17 lapolt r

beoau a and lllat 01 MY ~l ftpt upell thbullbullbull middotmiddot _7 n-v~Ut~( (j J f Lmiddot A f I ~ 1 ~I ( A ~ ~ I

-iii ~ middotHmiddot D 1( i f ~(u~n~ bulliv middotmiddotmiddotmiddotmiddotmiddotk fbull bull --1 ~ A-U bull~~ bulllt C v ~ r J _ ~ I-- 1 _ f If wmiddot

+J ~I I Ii h itGttat ~ (WI(~ v (JJ ~ )) ~ 4-li1fst( Iltk~i 1 L-trVt~ I( t fC I ~)(PA I Cblll(~ L ~ 1-- V-f_

~O laaup_e amp wonll willI 1~d~O~~~lmiddot~~middottlri~~n~middotI

e~ 1bullbull II1rlGl a tll _~o ptbullbullbull of quls-e hob dnobull

bull llou14 be about aoo f bullbull In dla1 ea reprebullbullnt a bullbull1gt11

oapltal InbullbullbulltDt PrObably 100000 wl1l be aa1J ball

It T~e malat ampad operat11l1 Obar188 will b relatlbullbull1J bull all

bowr latnano will OODl f pallnS aDd lub710atlnl

0bullbull Th oratlamp1 oharca 111 ooal bullbull of ~11 for e10rlcal

pow1 nobullbullbullary JUIl tbe ampppAratu plubullbullbull11 for upkeep

of tb 1ot101110 quipat fonntuo tube rplaobullbullbullnt and

OONel auppllbullbull uGIl bullbull rooN ollan 4 lnk

t

A bullall caplal Inbullbullbull 111 De aobullbullbullary tor a ~ou~

laoubullbull ll oonl ampad nooni qu1pMDt

Th prOiftoil wl11 ba lnolud peronael lanbullbull albullbullbull

Ikbullbullbull Aobullbullyr oan pro-bl b -beorbed b xllDI obbullbullryaorlbullbull

bullbullre uoll perbullbullbullbulll tl1J 18 arcaorUoal pnuM 1 alreacl

aYamp11ablbullbull

bull 1 ~ oa11 p~ly aYallabl ~rror 1 ot~l lbullbulloope

4bullbull1p 81DH loa 1D~~Ollaa1oD oDl 1 pMYldbullbull 1t 1bullbulleObullbulllal7

to rel UpOD lile taloa ot Il _nil 0 p ou a band lD tbull bulltl 081 0 bull p OaD be aamp4 1 eaola a lea wo ouna be a eao caeollnalOD tor ooatl~OI7 purpo ftaua

a Ira da wl11 be required to ooyer be t U11ni uoh a

aa lye wl be preee 31 foot II1rror a 180 1

bullbull~ ll be1 pan ot a year 0 eoure lil 1nfonaaloa

preabullbull bullbull 1 flp bullbull paae a86 ot lae JOY IBM Ap J e

appampraua 1 DOW fuo10D1DI a 80 1 tlal11101

Sobullbullhln 0bullbull1 wo al8 will b require t bull ak a ooaprahen1Y

stud us1 Iabullbullbullbull1 and labor1oubullbulllaoda ObY1oul auell

pJOodure lnyolY1 a nall 1aree alrlOr 1 abolutl out ot

tke qUbullbulll_

t~ obY1oubullbullolulon 0 he above d1tfloult le provld

tIM 11101 wl an equlona1I1oUJllnl 8uob a _ulA tor a

300 fo 1I1rnr ould be a nall 11paio affalr ano would I80re _I

_( -~ t~middotlJ-(I ltt-H~~~h ( l-t

tJaaa toubl ooe f be mirrorlO uiabl alenalY)_ gt-bullbull------

b la an allaai_1l lIOUAlnl wlb proper drlY th1 drly

~8 0 oOGrol wo otlooa (alitud and al~) ~ oabullbullffoi

bull tlOll (Ill a80_10n) i produced

Sueb Oall be aooOIlp118hbullbull by a uiabl eonrol box Thl

bullbull

boa 111 cODlt of OD 01001 dl11DI aD bull qui 0r1al1 1IOUIl ~t at a ped equal to tk dbullbulllredrat of rotatloD of tat

lliz-nl By a oollblnatlon t 0 and 1bullbullbull1 thlbullbullquitol1al

a10D wl11 b t~fored late to bullbullpa~ -otl0bullbull (a1tltudbull

aZlmb) Tbe bullbullpa~t 1101bullbullbull111 opeabullbullbullparatbullbullbull1 ~

1ll

pnerator Tbbullbullbull iaftJa will ooatlOl an aaplydln an AlokY laupply power to tb mala drivlnr motor8 of ~ mirror

0Wltlna n ooaplts and 11l8tantanou8 oontnl be had obullbullr

t bullbull _In 1111101 ~untlni at all t1 fro t bullbull oontrol box at a

___ 10ealoa

Provllon -at be _de tel 100amp1 or lraquoakl- luo~

i bullbullbullou1d b puk buttOD opratad fro bullbullIi oontrol

and supp1id wltb ultab1bullbulllotrical lnterlook to prebullbullDt

por b1Di applld to drln IIOtor whbullbull brakbullbull are on Slnce

t)U ID1rlor wl11 tand outlde 1 DO do for ultr a

bntilll _ollanlbullbull 18 abolutly bullbull0bullbullbullaJ1 to pm 4a

trH SA wlJUl

A 1 oontrolld drlbullbull of ~ki type would be impobullbulllbl

to bulld tor ubullbull wlta a oonbullbullntloaal tleoop _bar tb anaulal

aoouracy dbullbulll red y be OD of amp bullbulloond of aro Bobullbullbullbullrt ord r

for tbl m1r~r t bullbull aoouraGY dbullbulllred nbullbull only be OD bullbull ordr of

a fw _lautbullbull of az-o ~ ~1)middot ~d tllreton 1t nten I bull

r~middot I~

ala of praotloabl11ty( C ~ 11t~ s J l dt rshy

Mbullbull UpOD oaalal i~ f1ld of lbullbullirenlo equ1paeDt It appear

iU 3000 18 t bullbull iop frequeno iMi will be useful aD t11M Ia

tilbullbulllibl future Lltl 1 to be p1nbullbull by oontruot1ni a

1I1~1O~ 1t an aoO1lampoy Irear baa a qlampner ot a _ bullbullhllii

(

8

wallola for lil fnquno 1 OIl lDola ~ lDcla 4bull -1a108

laould be alrlbutd 1 a 1 for b II1rror dbullbull1pr to

d01d ProMraquol la II1rro1 1lf CampJl be ad aooua 0 abota

0bullbull gtgtIf 11l01a til re-lnlDi )ampa1f laOA all tor f1xture of

M uppon dun aerlbullbullbulln1 fll Ina r he allna flxture ~

tla 11htr t bullbullllol abullbullbullb1y D be and tb oMaper l be

ooatruod c fr

Til rebullbulll-1DI ])ow1 a alrJlOl 100 I bullbull 1bullbull1 at I000IIo 18 plua 01 lila a II1Dllbullbull of aft 01 the aaoeptuo

pattn 11 6 labullbull wid at llalf tJltilt~ t3D dOWll) _ Obullbullbullqubullbullt1

lf tlie 411- ls ab1 to repHduo a ItOtl in np aenaloll witla

ampIl aoourac of plus or 1I1aU8 3 1I1aut of aH 1t should be

tlaot0l1_ 1

ButRbl eleottOJll0 qu1pbullbullDt 1 DO aaliabl tor ubullbull at

180lIo and 480lIo Du to bullbull lall 81a of th II1nor 1 t Will be

bullbull1zal)1 10 atbullbullbullbullun_nt a 11 frequDolbullbull alo tllrefon

1otronl0 qulp for fqullolbullbull of ao- ampAd 80lIO hould alo

be p1OY14 Traquoa dYlo~Dt of uobullbullqulpMll 00bullbullbull wadr

plra B BI 11 fnqQbullbullOJ dbullbulllp prebullbullnt ao partloular

problbullbull ad leuld be nadl1 cbullbulltmod aOordlnl apparatue

1 DOW a_l1ampttl Power be ound trOll th plant f

prolam B

-

Tbullbull opealon ot thl poC- wl11 oOllom t lybullbull wlt

~ of_~8r~~01bullbullbull1 bullbullbull001atbullbull wl til art of radl0 011bull

tbbullbullclnoe f abullbullI08O_ Tntatlyly tale prorra ma be

114bullbull lato flbullbull pa~bullbull

t Mak a aloal labullbullbullbullllatlbullbullbull at 4800 ulal prebullbullbullbull

bullbull10 watl1 lar 011 DeOO avallAblbullbull

11 Dbullbull11D ot elot~lbullbullqulpn fo~ u at trqgnolbullbull

abo 480110

111 Ip~ t bullbullbullealtlyl of 10w~ tqubullbullo apparatubullbull

IV DbullbullliD waVeampDalbullbullra

v Ds1rn tae alt1a1~tb to equ1iorla1 oODtlol

UpOll bullbulltlol up th equipat at a iOod 1008t1011 ~~-pr4iishy

~~ paz I )lould 1_41atl put 1ato operation nn tbat

1 101861 11 pan 11 hould bullbullbull De aokd OIl pamp~ II amp III

ooopeatloa _ be tna MI Rebullbulla~oll LaboRtOry of

Ilotnn1 (bullbullbull pal 81 183 b 1948 Bey 801 Ins)

~-i~-QII1 Ii Ait4

JIot all t bullbull oaplal quip_t tO~APIOC-~ au a1namp4

bebullbull aoouaaltM It 1 pftbullbullIitl 1 panla1 opeS10D 01 tored

at WheaoD Illlaolbullbull to put til P 1tl0 t fud wl11

b nbullbullbullbulld a fo11

1 Pulo a tlln_ 0amp1 aaraae wl1l CODon flool to bou tile

pparatu It_ould be dlv1dd b panlloa ampad In~oCWlshy

lq 4001 In tllnbullbullbullpaDt 0_ oynea4 O~~ 40018

1111 tllbullbull opa up oabullbull1d of abullbull 1008 to taoll1tat etiT

and rerAOal of qu1p tilbullbullbull ro111 pmbullbullbullpac leI ~

8

Il~ amp8d ~ pl d to a~ outbullbull1 Id pl-llll

and _)l faol11t1bullbull wl11 be bullbull0bullbullbullal7 90~ alMMl~ ~5J6

8 Oonon~ fOUJlda~iR fol outaoor pan f po1rel- plMt an4 bullbullttll

antabl of Idne~ oot about ~ ~-()O

T~portaloa of qul fro Ibeaoa 111101 10ea1

111 exa flUbullbull111 nqui n about 11pound truokload fl1_

ODe of NotuKl tbullbulll bullbull1 tUN ablbullbull on of POW7 plat

bullbull11 leamp4 aold baterte three of pane ot dlaabullbullbullllbled

1111 rlOl on of 11b1amp17 and ln8lWIelltbullbull Eaoh load abeN

saoc 01 tollal of 1800

4 Co to 41abullbullbullbullbl a1~1 aDd paok up 11b~ry aad lD~Il

about 3amp0 5 00 to abullbullbullbullb1 1lumtabl m1rror and por upply alxNt JIGO D o (I

8 tor putolla of ampdd1tloaal IntN aa_ly H1Ck

frquenoy MQ_ maohln Yaouua tube ~ncoDduotampDo an platbull

ttano bullbull~ amp114 a bullbull11 Mao 11111 00 about ~

~h-t ~ Ta aMYbull~ 1bullbull oul aad rplbullbullbull )a oapl~l

labullbullbulltman bullbulloebullbullary to pu~ ploC~ Oil a 101DI balbullbull -_bulllt-shy

bo hi oha will be pnOllDl 1amp1ar1 Probably OD

_ aDd a hlper wl11 be amp11 kat 1 requlred lllltlall It 1bull

~

bulluebullbull a p~olloa be to peronael fol WO Jean won Jurtar opealal expellebullbull wl11 be noon~ In Ill work lf

~_v(yent

bullbull0lon I~ III IV are to be plobullbulloud Thl will lDolY

t~ purohabullbull ot yal1OUbullbull1010010 OO~oaDbullbulluoll a tube

oondenbullbullr relora bullbull0 further oODld~bl raw matlla1

will be expended ~l~~~L~~rtr~~~~~r~v~t~~~l l~cJ r~ bullbull wln nute boltbullbullto ftd ul1k probullbull A ll_ 11l1tla1 oap1al oubullbull w111 be bullbull11 but qult larp operatlbull

bull spbullbullbullbull will be nooUDn4 lt P 1 pu wlta Yll~

Il-t ~J I

I ~ r h~ W21101 Jaa G~~d til f~llDl~ppatubullbull ~~ ~ f bull

Lo- VL1gt-fraquo~rJL~ ~ ~ iJ-dJJ t ~ i- t J 1 rI ei~~ ~a ~IfIfflbIl M~ I ~t [I _ One IIl1rror 314 fet 1 ttlr 80 bullbull tf-tq oa ~Jf~~

taneU 1IOWgtt1llli CO~l~rre4 Abo alloue tNotual ~ el part to-r Jleilitonlq ~t~ adlte4 le reabullbullbullaltabullbullbull

~ 1 (j 11 ~gtLrc

0a8t~ tumtable wi tll tlaokA Illot~o tinbullbull to _lvi the

abo mrrro~ altlaJl~$h aOunt1lli OOllplltl bu~ d18 s

~o~t(~ itsAir~Zll~~~~ ~~~lrlmiddot1~3K1fJrp~tflow1lrA~~ J balrlebullbull ooaplete l but d18a8ebl~d ~ ro j ~~1ft~~-ttiiJtn-

One set ot reoorder apparatus complete aD4 allsbullbullbll

ODe set of eleotronlc appallLtu8 for us at 18Ot1o _ap1el bQt

filsasembled

ane set of eleotronlc ppa~tue for USI at 480c ooapllt aDd

abullbullembled

PUrObamp8eG eleotronio lDeuurlne appalamptua aa ttll0 leaaun-ea J~S l1t(JlS) 3Slgt trt~5f1)

OoJp vaouWl tube Yolt_t~ ROA 11plal len~raorJ Lav01e quell 17$ nOG) )~O dIJ-lt~o)

tl Ratlonal HBO ooaunidatlone reoier Genea~ Radl0 nelt_oe

boxe output meter qd varlaOSltllt~amp f~7L~~Itttfl ~S6 CTlt5~O u

Tbe _1n piee of bome _~I ~t I qIl1pound8 ~a ~a1 hlC -Jshyr)u ttV4r(1A (fjiVvvVltl tr ~~ ~ ~ rAr~

power 11pal pIletor JOIJ-fdlO~-tto-L ~~) 0 1(ltV6NkI(lt(~s-o) A larp ampe80Jtment of eleotronl0 oomponenta lno1udlni peolal

tubbullbullbull powel supply pana and over flfty at type J01 ten

of aasorted rani are on )laDd 43D ~ (50 i)

Oon1dlrable raw _t811a1 ln tbl fora of oopper braes bronse

lIloabateltte Ito 18 1110 on haD Thl l1Cht be abullbullue4 to be

lIeNly ~uatl aowlr auoll a uitable 0011eO10n 1 valuabll lf ampIl ooatz-uotl work 1 to _ 4ltaklo i~ WIi(- MJ~t4 vr~l~ rZ (iJ~w Jit~

uW M fJl ud t-1m 7)Ohf( ) (c1gt0) ~I-f u(Uv~ ~ __ J~[ ~fy ~Jfl ct ~N~~_ ~~

_

JJ_ p L p~( JJxl~wt~ MJ Jof I 10

)~k~1~A~l1r~~la~~~k~=-~p=~~~~ - abOut- ten years col1eotlDI and bui1dlDI tbe above apparatubullbull 11 Ia v~~

tk aiiresat 1t i bullbull81abullbulltl uiabl for h1 tpe of 4yloPl~

alld lnveat1gatlCt1l of 0081110 ttl0 Ita maln funotlol) amplad value ~1

1 w1th suoh wort For ot~e~ purpose 1ts value would Ireatl ~ shy

deonae Ooaequntl~for th1 reason araOBi others tAB rite~

dbullbulllres tbat it __ kept tOi8t~e~ ampDd put to the ue for w~loa 1t Li

w 0011eoted

The writer propo8e8 to donate the use ot all t~e above

e4ljJp_ to the proj eot ampAd alNe not to NrDOye ampIl1 ttaeretroa

dunal tile act1ve life of the p1Ojeot 1be tltle of onenamp1p

wll1 remain Wi th the wrt ter however After the 1nt t1amp1 perlf

two years has been completed tbe ituat1on 111 be re-evaluatebullbull

If 1t 18 de01ded tllat 1I1pOrtanttieJllt- have beeD bullbulloul8d -raquo

and the t the projeot nIl be COtttlllur ~an expandeCS 8oa1e ~

~ ~~e~middotr~Hi~or-middotpftfpalImiddotr~tbell th~ wn t81 proposbullbull to 40nate the

equipment outrtibt J)a ~~ Cbullbullhi_ bullbull be 4ell1ee ra be lIOa )

advant~eous for tltt purpo~ Tbe projeot 1111 then beOOM be

oel

It OD ~ ot)Ler -

hand 1 i8 CSeo1ded for amp11 reaaoll tbat U

PJo~eot 18 not to be oODtlnued 1~ tbe 1111el ree tlle Ilillt

to reMe ampamp and all of be above f equ1ptl8ftt at hi oOllyenlenee 1_- _ shy bull t-- ~

the wr1ter 18 a10 owner ot a rathersubetant1al eleotronio r~gtn~J iD)

11brary This oon818ta ot a few of tbe later better hO()t on tile 1

~ --

Jal tll In 1934-dampk q )JL

Tnl App11ed Phy81caOollpl-elate to I

neotrloal EnK1Deel1fti 193Q-date

Reylew of Sol I bullbull oomplete-4at

RCA Bavle ooaplete-4at8

no~1oa1 00-10at1ORe 1934-date

c)6

P1l111pe oll Revlew ooaplete-pn_J )

oea 11eot Revle 1930-4at SJ

lDl IiE (blitlb) Dearl oop1te 193O-4at

Oo-munlcatlona liaS-IS ~o

bullbullbulltinihouse Enilneer1944-date ~

Itt 1931-1934 ~

Pbysloa Abtract A B 1945-dat I~

Aleo ide varlety of bulletine pamphlets and moDol~pba OD

lot~onio ubJeote~Jt~Wy G h_~lot(t-Jg )~~ 65-0 I

ror the t1m beiDi the J1 tr wlellee lnolud bi 1101amp11

wltIL tlle above app8Jamptu Howeftr onenlalp is to rellamp1n w1th

tb wr1ter Qu1te 11kel at 80 t188 1 tlle future it 111 1 beoo apparent tbat the l1bra17 111 be raore ueful elbullbullbullhere t

at the seene of obbullbullal~ such t1_ the wrl tel reaerYbullbull

tll 11iht to rellOve the 11bralJ at biB wiell _ t -J e

f~

U111 l~i) ~lJ rl T~ AN ct JV

requbullbullted fua4s be made anl1abla for t1l0 yean woa_ Pnl_

qui tee la~ capltal-11lbullbullbull-middotmiddot_middot-Mtl401mmiddotl)O-bullbullrbl1r~rilmiddot~

ItOGRlK rOR fBI IIVEstlGAtlOi or Ooa_IO 81ATIO

A ooapnJlenale lavetiptlbullbull ot 00110 amp1~ 11 0001bullbull

bull f two parallel oOllpllbullbulltamp17 ampAd 1IUlaneou proIR

AOII1oal PMi-- eAI

Atrolloll1oal etudlbullbull laolvlq bullbullaINnMD ot the pMa

lnierpretation ot lle reBU1 and heoreloal analala of ou~ebullbullbull

DeYelopeDi frolrampll -8shyInalnerlnl deelopnt of 1proed eleetr0D1 equlp and

tbod ot deieotlna llbullbulle radlatlonbullbull

From aatrORo~oal point of 1e the ireatat nee 18 tbi

oobullbullle tatl0 lDvetlatlon 1 lncnaed reol181 power ~

be aoblee bJ U81Di hisher frequenoy eleoironl0 equlent ~t

a larpr IIl1rJOJr or boll aliematlbullbullbull

At tlle plbullbullent le 4800 1e qul e far lnto he Ilon of

dlaln1811lni returns for the e1eO201110 equlpellt_ BJ oontinuatla

aa4 reflneareni ot lle preent eoalque 1 t _ be pobullbulllble to ao

up aAotaer ootave Tal devlopent would ate two or laree _

0 arrle at appa~tu of uleable a~~sl11tr Seyond i~ Will

requ1re aoehie and e wacno in ae eletronio an Ja

expe~ ot ille elo~_10 eelop_rat PHi-- 1 quite eub

lal bullbullbullbull problq 10 uta_ fle14bullbullfOOllequel tAe bbullbull and

80 oertaln ~d 0 ueebullbullbull 18 ecurlni i~eater reaollnl power

1 by aaa of a 1111 a1 rnr

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