TM
11-6625-821-45
Figure 2-5. Sense antenna adapter, internal view.
(b) Adjust the FREQUENCY and
E (90). Use the voltmeter to make
VERNIER controls until the out-
the voltage measurement illustrated in
put signal is 850 kc.
ances of the coils (e below).
(c) Set the MODULATION SELEC-
d. Adjustment. After the trouble has been
TOR to CW.
localized and repairs made, adjust variable in-
(d) Rotate the MODULATION AM-
ductors L3 and L8 (para 3-16).
PLITUDE control fully counter-
clockwise.
tenna Simulator Circuit.
(e) Set the coarse ATTENUATOR to
3.0 volts.
(f) Adjust the VERNIER ATTENUA-
TOR until the output meter indi-
cates 3.0 volts.
c. Voltage Measurements.
(1) Use the voltmeter to make the volt-
age measurements illustrated in fig-
ure 211. Refer to the dc resistances
of the coils (e below).
(2) Adjust the LOOP SIMULATOR on
the test set so the needle points to
2-8
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