Fl6.
3-Conlrolllelup
{or
IF Output.
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y
g
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0
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0
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Ilf'·If .NlIlATOa
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DIGITal MaoouT MllCTOII
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MtcllOVOLT OUTfOtJT
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aNALYZING OUTlIUT IIGNAll
Moon
DiGITAL ilIAD OUT . _ SlONALS
ca••
.......
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rn
l!='~
I
2.
Select 1M modulation level desired:
~
(CW)
using
the EXT
po&ition
of the AUDIO MODU.
LATION n'itch
with
no
exlemll input,
30 or
l~
hom
the
inloernal audio /ll"Derator, or an
e:lternal modulation
IOtIfl:!e
~p1ied
through the
fftr-panel
jack (4 V P - P - 100$
modulation).
5.
Set the DIGITAL READOUT SELECTOR
to
the RF_IF GEN position
to
read
the
end IF
frequency.
6.
Adjust the IF 'IlJNING COIluoi until the DI·
GITAL READOUT indicatel the desired
fre-
quency.
•
3.
SeIfft
the
pr~ in~
modulation fr&quency
if the internal audio
~ta if;~.
Use 1000
Hz for
ltandard
testa.
NOTE: The Rltinl: of the AUDIO OUT·
PUT
rontrol
does
DOt
afreon theJllodula-
tion Iewl of tbe IF generat...
4.
Seleer.
the 1'reql1ency range of me aeoerator
by
",ttin,
the
RF-IF GENERATOR ",lector .witch
to
the
position lhlIt
includel
the
desired IF
frequency.
7.
AdjUit
the IignaJ level
with the twO
~lICRO·
VOLTS OUTPUT ronuolL These COlltroU are
direcT. readinl _tltn feedinl mto. 50 Ohm lo-d.
Simply rad the ",Iting of
the
vernier control
and mu.ltiply
by
ttlt
step
attenuator setting for
the ac:l>.lallF OUtput
in
mic:rovotu.
NOTE:
The output attenuator if diode-
proU<:ted
to preftnt damage
if the
tranI-
mitler
if;
keyed
into the
RF-IF OUTPUT
;ack.
AUDIO OUTPUT
The AUDIO GENERATOR provides a choice
at
two
audio tones
(400
or
1000 Hz)
Or .. balanct.'<i two·tone
SSB output. The output level is adjustable independ·
ently of the modulation of the internal nF·IF
GENERATOR.
To
use
the AUDIO GENERATOR OUTPUT:
1.
Plug either the audio cable (phono connector
to
aDilator connectors) or the
390102
Dynamic
Mike Tester into the AUDIO OUTPUT ,.,ck on
the
CB42
hont pinel.
11