TM 11-6625-486-14&P
d. Dial Lock Frequency Shift .
Must be
within
h. Audio Power Output with External Rf Input
0.0025 % (limits at 125 Hz at 5 MHz).
Signal.
e. Modulator Repetition Rate. Must be 900 Hz
(1) Check at fundamental frequencies and
300.
(2) Must be at least 1.0 mw, and 0.05 mw,
f. Spurious Crystal Checkpoint Rejection . Must be
respectively.
down 20 db from true beat.
g.
Audio Power Output with Internal Crystal
Figure 6-24. FR-149/USM-159, low frequency ufo circuit wiring diagram.