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Page Title:
Figure 61. Module A9, parts location. |
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|  Figure 61. Module A9, parts location.
47.050; the 411A should indicate
(11) Set the tuning knobs for 30.90 mc.
0.2 volt.
The AN/USM-26 should indicate
(5)
Set the tuning knobs for 30.30 mc.
47.750 mc; the 411A should indicate
The AN/USM-26 should indicate
0.2 volt.
47.150 mc; the 411A should indicate
c. 50-Kc Interval Oscillator Test.
0.2 volt.
(1) R e m o v e the cover from A10;
(6)
remove modules A11, A12, and
Set the tuning knobs for 30.40 me.
The AN/USM-26 should indicate
A17.
47.250 mc; the 411A should indicate
(2) Set the BAND switch on the re-
0.2 volt.
ceiver-transmitter at 30-52 mc,
(7)
Set the tuning knobs for 30.50 mco
and set the tuning knobs for 30.00
The AN/USM-26 should indicate
mc.
47.350 mc; the 411A should indicate
(3) Connect a jumper between pins C
0.2 volt.
and D of connector J13 (receptacle
(8)
Set the tuning knobs for 30.60 mc.
for A17).
The AN/USM-26 should indicate
(4) Connect the AN/USM-26 between
47.450 mc; the 411A should indicate
test point A10J3 and ground. The
0.2 volt.
AN/USM-26 should indicate 5.6500
(9)
Set the tuning knobs for 30.70 mc.
mc.
The AN/USM-26 should indicate
(5) Disconnect the AN/USM-26 from
47.550 mc; the 411A should indicate
A10J3 and connect the 411A be-
0.2 volt.
tween A10J3 and ground. The 411A
should indicate 1.8 volts rms.
(10)
Set the tuning knobs for 30.80 mc.
The AN/USM-26 should indicate
(6) Set the tuning knobs for 30.05 mc.
47.650 mc; the 411A should indicate
The 411A should indicate 1.8 volts
0.2 volt.
rms. Disconnect the 411A from
124
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