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 Control settings
Performance
Test procedure
Equipment under test
Step
Test equipment
standard
SIGNAL FREQUENCY control un-
til the test set barely indicates
accept condition (ACCEPT indi-
cator barely lights).
b. None.
b. Disconnect the AN/URM-64A from
the modulator, and connect the
AN/URM-64A to the CM-
77A/USM (fig. 5-4). Adjust the
CM-77A/USM
FREQUENCY
MEGACYCLES control for a zero
beat signal on its display.
c. None.
tion. Add 200 to the frequency
counter indication, multiply by 5,
and note this as F1.
d. None.
d. Reconnect the AN/URM-64 to the
modulator. Decrease the AN/
URM-64A SIGNAL FREQUENCY
control setting until the teat set
REJECT indicator barely lights.
Then increase setting until the AC-
CEPT indicator barely lights.
e. None.
e. Repeat b and c above except note as
(1) Bandwidth:
6.5 1 mc.
and center frequency as follows
(1) Subtract the frequency F2 noted
in e above from F1 in c above.
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