BSTJ 40: 4. July 1961: Project Echo: 960-mc, 10-kw Transmitter. (Schafer, J.P.; Brandt, R.H.)

13.9 MB·English

PROJECT ECHO

960-me, 10-kw Tr:
My J.P, SCILAFER and B,, BIANDE

nsmitter

The 10-4 treme opeating at 30) Ue WE me which wee wo af the
sasten tru of Pj Hote seria. Te tamer bale
fo Cseno Hal war Hull, Now dor he re oe fds ino
f wate Ke kong fo 4 St ears, Laces nate are
elie fo ate the poner emplior wih various mulation, sah ee
Ividevtonutin FH, lo indez pe mntuatnn, slew or dale
ebsed wadelatinc wth ar witontonrir, S805 or 901.05 me cometan-
Fropteney tr aad radar sien pst MIL me. The main expat
usr omit primer nf Powestye, elernaytmestonity, wr
cod Alte prating a Dre aloe of #6618

"Phe miami fas been opated vin) wang Mownbounee, te
plese ster ail ho T Ys wl ong ater seus

“rs pnpur davies te 889 se Lea oukpetaio aaanatser sed
tn Poole Prva lesan tenes ital sip stage dee
Unit are sandand ouauserea ceniprente pple by the Peterlee
Fanieation Esbonstrg-t Ther nits wee elected for nner
hase avslable sim ey ra ers to epee eequioments
fr weaned PA tse,

"Shee peeval erent ce shal Ihsan oul a deliver
Wh uf RE ywer ate SO-ohna hg al a Seequeney of stout wl
ine; Ce Eojeneyenilateel gore the ania feegueney baad wih
Aleviabnv of 200 Akad fe) he wee with athe types of moda
ation such as sing sed ISS, double-siceband (DSB), incazeup.
1012 ire nets eranrag-TRomtost oem

tee corsinuoes wave {IC}, ee, The chante ae perf lie
axonly for laequred tom

‘he ris nasi aplifer consis of w foustoge Mystrou (Eimae
K-S0}000 LQ} hve external tunable cavities sol operates 8 ear
volta of 16 wo 18 ky. The newesazy power supplies, cooking erst,
sl enol ais a nb amped apr of the trast

"The driving sage upliter beable of live up to 10m, bt
for nrweal 10 ee Msston watt cee thon one tte renee;
fat the ysl haem gsner ain af a8 R

slain het ona a ne a a Frequency

70 ma so foe into nner ef bn dives. bya 800.05 m9 evr
Signal of the proper level, ‘Tis later tecueney egies in ¢ xystal
foxtroed escilater at 49-- sas and ie stepoed up fo the dese valu
bey at ets equeses miles. Uh fal apt stecueney 2 the
sum ofthe 890.08 ard tho T-:= arodclatd trequendos, or 990.05 me.

‘The tanczitce wit all th neeeeury controls, power supplies, ooling
ser aie sits ensign a moses ose
roll Filta has Wi by 36 fof Mr spe ned a Toot eclng
{Tes baling va! te ae la ft aanter Rene ch
sete. (re Fg corel panel for neaeal gpnston and ten
‘om of the isk atria als ded a ai ling

‘The 10 power amplifer, x2 sreviously mentioned, consists pric
rary of the waver aul aecnled lyst. Wh ies contol ents
tia! powor sapadies soni! in loosens set metal exbie
ok 182 shee oe, 3 ila oy, aa 85 nu ber tll The heat
hanger, mand for Kyte: oon, abone esate Hight nd doh
tii snes long, this = pla alg the ear wall of the bldg
sou not in ne wis the transmitter prope. igs. 2 end 3 show the gee
ral erent of equim

‘A liquic-2oned| dusiny lod sousiting of w Oct onath of dire
Stlahm cogs ine is provided fer output power eabbration and meas
rec ‘The Ki oer ssp ity i Us ui Hpi ad
by marco mec vemtof tempat ia aul ae, the por
say be vlrulael. The eonlant Tigh wed ie a 5D per tent eater ad
fylene glyoelmistans te proteins foam ving. when the trae
titre i rh seen Hill Bea arb ad
‘or both the dng Loe ava Mysto close cieelation ayer.

‘Tho power amptier oveput terminates in a a inch eoaxal Tn,
coupled to the fourt-stage cavity af the klystmn. The klystm up
oon, vow assure mis,

nay hots eisher bs Pee amen Joe oF so te tne feng th
tinea, A caw tnovavigcde tshie™ oi guerre sta fs wl
in eonvert inom Me esti atone Whe (Phy fine recalae
Waveguide ying bth fbf des antenna. The seen is sk

Jrlena ee Aalf posal psn dry aitogen ve preset iste

Teak
(iret and metersace pr ied fo sons monitoring se
Aha and selected Ie owen ot apa oe ag af the poser
plier ‘The actual tte gow consiaoudly seconded ith an

Ener Angas pen zoerder
"The igh-post hei
in es eollee abn 35 ks),

eof sang te tna bere pow
dv Uhcrfone sae raed wth
fot RL poser ceive, ‘This tke ote to git the Never Slag, as
{ome for tadar pul BSR tension, The high vllagerocbiers
ve provided. One raves 2000 volt at 1.7 amp for the Alpina
Tonardes an the lpi 18 kw 24 apt fox she lyst
Want clea, (The hears sella may be continues eared fom 12 to

rower meant of the tnvaaiter, ieudiog

18 kw. The prim
lar nasinom, Unre-phase, four

ator snits tae boon provided ta aise
i Rig Lo They all geese signal a

DUIS te an ever maunteats younsaty svt 298

Tease

fst 79 me, citer ewy anata, hie ised wi a very eal
il aecrate “res sy af $4.08 se to probe tho fil out fe
{qaeuey of HUA me 18.05 fr radar, Fg, Block gaan ofthe
Fhsquenes ponents gad miaee ampliferserangemonns iy be sem
Ak the faye stbiy of He ontpa fepeney i primarily depend
tnt upon the eeytal nupply ing Ue 4.41 ne ply il is wali
lind Ty tse give the SHDN me mor signal, The enya and oven i
{he ug onion i lame sa requnenent aus ey wae Fe
phe hea Eylertebity Westes Hlel'e cyatal oiler an wea.
fsombly afimt'ng £= LOL me Lhe was followed by a ten tina
Inullipteeaerargereat to glen the desnea 40.24 me Trequeney. In

NU ine fous the coilsotusaligline aap

fe to ve edi
Inaquetcy, a pte lork welstur wen iterpens betiee the ten iaee
multiplier andthe driving int ofthe tareetimes maltisber, WW
este, Re mm i

— oar

Wegged yo AT Yestake of Fl Teens oe rset fe the
Asian aun orseuetces a the hagwte erga sted exatema¢ ell
be lov che give the 8ST nib sn ipnnt deseshen. ea, Lae
SWIG ns Tresor ey fe al Cea Lopate in 108 Tels ne
(raves i atepea part the esoer ernie foe all =

fe, ish aoe 9 aebiol w Ihe suse ab tlw Fle Fees

sul

a WideDesiaion £0

his (3d aceluktrrseiterpovvd ye Pao Telemann
ston Laegiory ¢Muel NES 1315251 021 seal bawie ane a Uo
fom Thiet rae rang ne TRE io al
dnoakinie of NN sy toe busbuadSroonns ies Pu sem 0 he

Hig ss tk sugean sss ye tle range! of 30 PC goer

"The wabeevinsy 2M ewer hes opened sat stane i on

Sanction wich te 1M We ecore “PASE ove. soi
tha the Kes tei, The ctl emo and san FAM be 8 2
leven I unite verb! hole sith ye FMTR wren Mai
seta woe eae aa a

a S81 Hon
‘hie also commer, Pols Rl 2°! Corratnn, Moe
BIS, fered hv wesiesly, 7 lack linge sting the
Lous we one sxszn roeusteat Jocnsat, JOD 18a

ccsetl method of sera gens, al Fg. #8 photegeapa of the
Feuiomat, This urcan produc ring er dochie-adeband mostlatien
feilv bn arcane w varser and bag at. andin oandsride of 30
‘> TAM yom Tull aa ennny af I. | ae ie eed with a
Sansple of The HLL me seyal-routaole output ko give 7D me
Thode or itecotion the BL, eer,

26 James Phe Mlb

Wheat oe bl ns ig semapsaon nets of various ype of
“eynstisiov ard ward som that -vas tnesiehed ow the osgizal Mow
tesance teste te Jen Poplin: Labueatanie, This new unit ie nck
strallor wed wom sanpart Than tee TPL wait ara, kool. the driver
{tis foe an ena foayreneg 7a, Lee cable of oodcing pa

‘roasign al ach obal edi vot the mic feeennway ion
Fev Te eyatt onsen wish 5c ya a Tt Pepney i
hes and hssecdte in balers Py 9 ise I pep.
‘oul dst

a Phe ana Pls CF ie

"Vim estal-restilled oeilatons or there aaa weer mete by Balowa
ata Cempeay A utter tage ail as Ter wee aid to each cle
lets emp: rd pros we fii, Une ouegstng of oe
Thue nmi. There mite were peered U2 prance avery sable Regan
pitts mivinant of ton WD wnat, shen teed ta dee the
BLELL, vor 2% pra ORD BEL rae entenea poets Phe

fener frequoney weal Tor constant frequency feapenissi uring

2060 nus ae avereye Trommee OEM, HY Uo

topper mrasstenon:s ard the heter forms ste Ph. 10
floes Agron the nei
se Rader Poe Ft

A tepals Flue etymakemtnond astlavce was bei eo eral
hr Bulow nie died ety 4 Row a ne ei

owszeree hon che Iter se pao le? lor vbr tnt. Tho
price one x Fate elo a thon and ple ga
wrosnls qs tte Taste Keging ona oa shag im 6 br ts
Fyre aw Ine soviet inthe moe Units, 1 aw a bln,

digs ofthe pissen acangencet
‘ein 40) and $I a> ample: i provided w that che cansmter
surtacroilea mth ewe ne Llh a kms mndated eral (for 13,
DRL, SSB, ete) and te ones Teme radar oes, Maar sige a