BSTJ 40: 4. July 1961: Project Echo: Standby Receiver System. (Kibler, L.U.)

13 MB·English

BOT HCHO.

Standby Receiver System

iy L. U, RIBLER
famiospe cstv Ape, 18)

The Bebo slits seceiiuy eqn at Hotel, Neve Jovy, roid
«£500. lau fees ato to snin wperaton dering pve
re te primary mas rc. Th popes deaeibos the des of
‘std porate nore ia ene wn pote the etna
ce he ee he ee he iitiat Menaunee experiments aot
Si Pvajct Rens deri Th dit af a emery operation att
giana of vn pe ave so preone.

“The Be 12H me wecevingoysoun shown i Ue ding. foxm
fn Fig 1 The masons ad paaeietrie anoles are sown 1 ale in
fw caval om, Sine she eran! apie rysiew mst provide
Jvformpes sir to tht portion of the primary mystery pee
Jes ve somparab'e yin aoe ade, od most hae ah emp
Ele vod Hite

inn on tthe geneal requirement that tha parame amplier
system be independent of the maser spew, shee were a nate of
“ponte moquimments ‘he fps Ersquenes wae 2400 me and the owl
eeccny wer 70 nce Por rystous rompoeility eke paravetes anpiier
Ite inhicing th dow-converie and TF arp, hd provide
fi las! 0 db ose-ll gan, ‘Ths renin bazd wlth for the planed
Thgeeitnents wis S ines Consiereione of She eunsnitee power and
fhiena po asthe Jet Propulsion Leborolury tality at Coators
Cakrnite the path ss, wn the Lkzndel nena gan snd ons tere
porate iiotes ov rise ersperatiee af S097 would Im swcept
ie fr dr eandby spe

aca aE APT the Sle heres
130

[Peston

_
nom
a
seavpay verve seat us

Thu mito te the elstrnie erent, size nl weight Tinitstions
seem ipod. The petri amplifers {pana Bad to share a
all ene rl nena in te bene. anne withthe ener noe
ea ecigment Vive ssunpited penn esstnn doe righ Ian. hn

WO pounds and eesupy’ a nem. spac af 3 fee in width an let,
4 feet 8 ine in height

"he camped jan ate prvi Ula yan of 8 dl i wae
han with. barnwiths of 15.3 ae and 21.8 me rapevely. The
Coverall syers banperataten were 283°K aol 27° respectively. The
fin of che system vere 20.5 dy ver the haat of apeetion ave
Sted mith a ballon poe

‘The parumnetrieainplier system enna of ro idontea) nogative-
resstanoe ajennserlers asin comma pump sree, reste dows
converters, and frequency stabilizing vrei. The various parts of the
fonsplete spony are detailed inthe Wowk diegratn of Fig. 2f

Tle hon of the regelst-resae ypaiverer me of pert
sun sale ay pin sity one leva am dy eas 6
Inv inwetina eee tors, Lnlosrtedatone ene at eae hen
this system ee desiened Tt hs boon crow thar operacion of pa
metric arrpliier wich the der froqueney tonmineted in the varsctar
Giode series vessgnce provides the lowes noise temperatne, Thie
smode of operation requires refection-type negative zesitance asplicr
tsing# ciculator, All the gain is achieved fom the negative eveistanre.
Me negaiveensisiance npeonsverier noises prt of tho gu Fon

gel estar nul a ova eC alin ya one
tion, Theor a given gos, the up-sunerter el generally bate better

fa sbi'iy Han the reeriey mph er. The esraan i tie ttn
Perture ween Wis ie eerie ands of pert wae ce
{he inepavedSivetinw Ini af the eahleeivoulaors. The punt
incowset stability with aly light newease nthe overall pst rie

lenipersin led) the eigive of the vogalivereistanee uppcomverter
ral of uration
Sieur twa varacior ales wily Vkase Q's 60 ty OE were wre
ble The divlos Lee wens Miaveapaviteareof LS 421 agli lig

THs hh ste
were be The nae mith snoaycnton, reaaed tape Ban

fen of i act pe on ie ae
1392 auc nets avarew ovens ronment, sULY sO

te cated, ‘The votes ress Lypirally Tes Peon LF and 2c
‘hms. A eypiealeapocitaneevulaye tharanernie far these dil ie
‘hho ia Hig the double-ended cere earedge is shown in Fig.
“Lhe ehviee of the pump fhajuoney was v compromise ef several r2-
quinsments: The aa‘laiiy af arable Mystton with subcient porer
‘uty io eporste the two arpliters and she frequeney-etabilising oi
Cully le gainsoaility ot the assplifer se nepzesenaed hy the propertion
Cf tabive: silent gin ened fer fe tral
‘parca ain; sd the epsinnm ler Sroquenc or zai oie figure
stasouy wscadvas sven us

ae

Toul alle ecnicinl, The Hoe the rai 4D db tal gan
eters the aanurnn plies ane the dues warserer TP arepiior
there i these eonaleratbn

"Alferd of the Flervsioo theee vin Fors ts ws deeded

tha: the esperinental even enc opeace td he lain ote
NISL tae ain sve weomICuE FOUNAL, JULY 5

tious. The pnp Frequency wonld be 13.295 kre. The seqiee. pump
power eauld bo met wit a $b murgin yung tie Vein WA.92.0

Pelle Klysinen, For the 24%-me iapul froqueny ie iller oF vata
Frequency of the pray became 10a lee, with the paramp Belox
slap 2 lp of etal 0 db rogue pin. Ths wjcwersion

for the aller Frequency chosen wes 6.5 dby Thus 105 ab of ugaive-
esis gun wr Mpted. ‘The Sylvania eoosal iolatr® provided
‘tas nero Ins with 24 dh belion our tho ried bands at
2180 me. The selcton sxelicent (pawer) atthe ialatorinpit was
(0.17 wnvies these ennditons. The wena aystam rsurn Loss was eater
than 50 ub, The verti of gonna ace resulted in an amplifier
in 7avintion of Jess Ua 098

"Ve reteaining 87 db of enn Fad tobe supplisd by the dows-convertor
riser sd LF atnplifer. The down saver aver wes allowed @ 12-db
Tne fence i the constr ystems operation ie wa es that tho
‘ine ign weal nt e efter thas this ve-ue

‘he jars cnplie gain vanitivw not tothe snes la
‘inion, ta Ibe pgp amplitude ad irequeney variation, The
Kitson ehosen ne a table ore) an annie bse se
‘ith Toon we ekg fom a blowur el ou sehen, tat
tho wlalinn ce tamed tothe ube. The suoling ee aime
Thom the exces cab ncerioe whirl oa hep iin °F a nor
TOR ny te lange Kercerairous ining mits, A slabiliring cet
Seth ite Ieedback eizest wor mss slate che lyse,
och gue isins Fae expenetme of edoral sump power 0
there ws irsulcenl ser exile afer the seassemente of Te two
tunpliicn: and te -lucecern sequesey-eailisng sinuit erro met
nent of ageetan stein prove laa, nie he weet
all ysten gain sare les taan 8. db over the Un eur ar Ta

ne overs ht fell sop uf a paranetsr amplier system
rade vers aston band covter at ane were Mal tae
paras anplier system. utp be at 70 me regains of pose
ba capil revdi ur fwyieney variations, Te tho reeiving
System his huni, we fe each etelte poluciantion ‘has aoght
Fe reine. Reeentaiy dential operation of ats pananotie amplifer
unre wa mie by st of ie eontmon pam sore, which a
tases pve suinlenanen of aeatve IEP phase chrough the complete
TA ae TP ste

‘The Froqueney-slaiiving init shown iu Fig, prevents « nap
seeasuay nonuvetesvse ir

feeqneney aviation in the out of both chante. The pump power
swas divided equally Letween the two panumetri anplifers avd. the

ral viilaoe see by w d-dh dinetinesl coupler. A mec rgnal a
2520 me was supplied ta the miser byw ried crystal euatelled
ies ulin naseter? CM ane of wer alse. The Some
alg of hs rsiger ot TOMS kre was to ray there eeiator
fps forthe tye blazed sane downconverter, ‘Tie Inca ear
rier was a golium arsenide diode spplid by Lol Teleshone Laboro-
{ori Allentown, Peunevlvania,

"Tap salina uf Die TDane outa even ain rapid aan
frequency variation was secomplished ix the dolowing manner. Con-
sidered ot some instant, rhe amp fequsey rome fy — (L825 3)
‘nae. The oat the lea! vacate ten become fn — (12.225
48 — 2490 kme ~ (10.905 + 8 kms. Uh earpat of te paremp for
‘2100 ane inp signal ae elec f the amp siti fy = 13225
$= 20 = 1833 8) aes Ve eenling fosiaonsies were
maaan the dowtenonverier eer nl the dileeenes freon ned
Ur Uae 70ae UF upline Tie dite eequeuty betonie fen — fo =
UMN +4 — DSK — = Mage A sinker secu is obtained for a
eatin 6 sin pnp frequen, “Thus for sn his in pum free
riucoey che eutpit of she sysem was tained at 70 me. Ti Lae
"Oath regen of ke penile cpy MLSSS le, vaio Eh
frduren Hoe IRREekre ces relative widetanl na tle
too gna ispabsaeat nel

‘The design of she peeunotee arpten wa based cvs

viathenatal avai sad expel design Phe yon fm bere
Sie preerteee be expen is rm eto cele
{is lay shan pol che opal nema ln

Pu = ps,

where ge mllrctionceetcion: a ie ta idler or output Eecuenes,
vty is the sigcal or inpntfroqueney an magnitede othe erBsction
Fain: ra hr deternined fata given paver ga. Seidel hae hows?
thas the Sinithehagt raya be nes to plow che reflection. ete,

4A Wovtern elie THM! misrowgyevranenter, Model SD AM £2, was
196 aus wenn same meeuswent 2OURYSE, ATES

ng haner impedances, wh this cote is grrr than one. With
The pmounp eperatine at ow gai ately naerow bundwicsh), the
Felle-tinn eurfinien: was exparanentally megewrd at both che =n
bi idler frequoncies "Tow Tellection eoeicionte were plotted a
Stith cbors ad from die pot the impesionresesents neccesary Wo
teteace the gata Indore sere desernined.

Teil para gain ws ois: hn ae Flowing mare. The
tapsellgnersitage eaarscterinty of he varaster diode (Pig, 3 pple
‘al as retenmel av lOU ke; Cane C4 aene everined fey chs
Uheeuetenss Swe theoe dnd were operated ina sll-biasvomiion,

tie forsan! lit of copastanve variaina war azitrariy taken at a
finde voltage cumespording tot meoumpere of dive. urent. Thie
on ore the limit reve ae eapacieance for ne ways pmping
‘The ange nape tert hse oo rule WE Take
tind the avenge hee tag espace ini wa takin 28 Cy
"Mierowas stuit eimaeata ware devel “o neonese Cy the wave
scide at he ile Feetoney and the asia oust atthe ga te
ftueneys Those elements also Lnvsformed the waveguide iran,

onsen} cnn voltge-poner buss les impedane Jevls at the inde
that were consporable to the diode eactabee. Proviion for tuning a
incerparne in the eerie leat

“The ve: igure of xe pony wa tasted consinsouy wie the
tien impedance were hg te encase ch pein ana bast
"Tae note igre i tsiniand go the is wal ands were in
crease

The eles af te complete! parsmetee amplifier aro shun in Fig. 3
"The 2800-hpatevat eats ronal elemsegs. The 1ORB5-kine
ler utjo rt eonetetes in 0.1 by O-einch Xchend vege
he prtnp eit copable of OAT iy O.R22aeh tod and OA
hy Oltaaeh X band weve

"Thw weartoe dod is pve setwse the contr ofthe Xcban was
seve with one en soppneied by Ba center vonactor of the 28-0
Input line, This wevtion of line also eontains de yup and idler eke
‘Setions ‘he other eal of the wnretor i groued to sho wnvesuile
srl The 2am eogsil Hee convected seres ith a Thin

Tonsil Tw lghly lees tac eg a 2H me, Tis 11h ine
isin scriey wile a length of Gh Tine, Followed by a 0h ehnt
Shure! sl Th let 6 connerted i svi ae Bie pout Ua h a

Tengo? stare ewaxil ne,
"Th cn athe enter rene ofthe 2-b a Tineronnected
to the eiude termina preven's both the ler atl pump sgnale Teor
aspire hove systaat as

entering the ores iat ene he raha Hine postion of this choke
Fs sesonane a oh Kaw, Tha ssn bet mren dha Hive son
fd the diode fzminal as she waveguide wal isa quarter wavrengsh a
the ler napeney. he high inpwelonee atthe veda line terms
rumor w lu vrei the ie wl. The ihimpedasce soa
ime forms on hes of th hoki enn the pay eeu
snd pvvides as open ern for te arpa the ae wal, Te
"hoe provides 25 db der sejeeton gn 30 db pazap telecon

“The puns sgual ied fom the Kaho rsrogaide through «neu
‘yw set te Nc ge soln. he ede, Following he
cape iit Xtal ge na tones siy fier, wc i 4 eae
hemi st 18228 kane, The pam ie pled wih mespoct to
liek lena tls su ox ln orev an bela! 'se-eeait clement ecuied
Tay elie er.

"The ct snot a the dey fteieney eansning we inlutive ie
Folloral iy vo poet ners, By propery pealinig these microwave
semen, the rmuiningiller silt clements ate provided, Use alee
fia psi Una Hews iller with Some bent and
1198 nus seus SHINE MECAL COUHNAL, FEY 13

“the eons! stb trea te ler tpt pss Ener are editable
o tat amslier nawnes ean beaded is se event tar wile arlene
femiperatige changes oecuen vr tw eve oe replant. Tae
uns iv ase ot Sete wil oe eharaotristies of The inemvion

Tes
"The frequency nespanse of the oxo pasate amplifiers constructed
ste nyse bso is Fig. fara ai of 28 dh. Th lb band

ie tha me fr the channel & euplier ard 21.5 se forthe share

mpl. The nee lyons ere260 db (24"6) and 278 eb (2B1"R

Tiabverly, illite fh inset lov rested ita thee

el inpar balatoes Te posable acher gave af 40h ky ieee

the pnp power. The band sap rani, br tae box ro
ted ney and the gia salilily + eskincely poor. A oro! ninkmam
thie figure exes for gins sagen 20-20, but ahve 26-db
tie ineseaed: pup level canes the de shicy-via nd ty deae
turret. A sorted le dle satin was chosen To simply the diol
tating an to clisinate the need for spe stale bias euppi
“The dononveriee miso and dhe TT supe av of eansentional
shsigh. ‘The bomsd riser uses a “angio T? with a pair of ITSM
tlindse raced beeadbaral ovntings in the eosjagate stm The
duiser wave casera une ively en a rose 70 me TF

infer Thig ampicer Ie ed radi 20 uel aa a

Bri The spleens tte WE ALTA babes, « WANA she, od

CAPE 426A utput bel eyra-cerier nize aa the LI ampl-

Ser, when operated vit lore! onl irive susie 29 produc 0.5

am,

Sis”