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|  TM 11-5820-695-35
d. Procedure.
Control setting
Step.
Test Equipment
Equipment under Test
Test procedure
Performance Standard
No
1.
AN/USM-207
N/A
a.
Disconnect coaxial 2A13W2
a. None.
SENSITIVITY : PLUG-IN
from the J1 connector on
FUNCTION: FREQ
receiver frequency mixer stage
Time has switch: GATE
2A 8.
TIME (SEC -) -10
b. Connect the equipment as shown
b. None.
DISPLAY: Desired display
in A, figure 3-30.
time
c. Observe the LEVEL METER on
c. None.
Cone attenuator switches:
AN/USM-207. If it reads in
10V MAX
the green zone, proceed to e
Mixing frequency selector
below. Otherwise, proceed to
switch: 200
d below
d. Alternately set the upper and
d. None.
lower converter attenuator
switches on AN/USM-207 to
the left, one position at a time,
until LE'VEL METER indication-
is in green zone
e. Observe digital display on AN/
e. Digital display on AN/USM-207
USM-207.
shall be 220 MHz 20 kHz.
2.
Same as step 1,
N/A
a. Disconnect the selector adapter
a. None.
except: Set mixing
from the AN/UiM-207 I-F
frequency selector
cable and connect cable 2A13W2
switch to 250
to 2A8J1.
.
b. Set the controls on electrical
b. None.
frequency synthesizer 2A14 to
4490.0 MHz
c. Disconnect coaxial cable 2A15W3
c. None.
from the J8 connector on electrical-
frequency synthesizer
2A14.
d. Connect the equipment as shown
d. None.
in B, figure 330.
e. Observe the LEVEL METER on
e. None.
AN/USM-207. if it reads in
the green zone, proceed to g
below. Otherwise, proceed to
f below.
f.
Alternately set the upper and
f. None.
lower converter attenuator
switches on AIN/USM-07 to
the left, one position at a time,
until LEVEL METER indication
is in the green zone.
g. Observe digital display on AN/
g. Digital display on AN/USM-
USM-207.
207shall be40 MHz KHz.
Change 3
3-93
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