Sencore CB42 - Page 97

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1. "-,Iorm Gene,al tel! to <t'! cla'ilie,.
2. Recei •• , Squalch minimum.
3. Feed 50 uV.
4. Set ,ea.i •• , to maximum SQuel~,
5. Set RF·IF CONTROL switch u, LSB .nd
incte_ .ignll output until IUdio wattmete'
ju.t ~in, to ,e.:l.
C<omplne inf"rtrUlli"n Oft P.,. 39 or monull.
sse SQUelCH
TYPICAL' EIA lpecil .. , this point .hould n01
beo •• ,500uV,
COMMON DEFECTS: Squelch tale. AGe, io
o
t.,nal adjustment.
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NL204
"KI' ••• ..u.-,.
,::iitj::- ,,:,:j~
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::: 10:
SS8 '....,lSE IlK .. I ES I
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2 SO!! _ir. -.. ~ n T-.
3. ea.- _ ia ~ .. SPEA.lCEA
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• po"h:a ... '" •• S,h .. 6";lf Tat ei1tl /lMU
_Boff.
NOTE: 900uld lie twico _ ..nt>ouI
NL2fM in ora"it.
5. SrI YOl ....... como! $or 1 W.n IUdio .... tput.
aro:l note P-P .-1ing 01 >ignlil Of'! _.
6. ~ CSt2 to AM ( modulated).
7.
Tum ANS, and incr outpul of NL204
lor ........ ,"Ilding
()Il _ •• in Step 5.
8,
Repeat Semilivitv Ten.
9. Calcullte d6 "tio 01 .emitivitv in 5t"l" 4
.... "
TYPICAL: EIA ,pecifie<! dB ral;o <hould be
3 dB 01 1.1<,
COMMON DEFECTS: ANL. ANS circuits.
CompleW
inroTITIILiol on Pail"" 40-4' of llWlual.
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