TB 9-6625-2102-24
(8) Position controls as listed in (a) through (e) below:
(a) FREQ MULT (Hz) switch to 100K and VERNIER control cw to CAL.
(b) Main generator FUNCTION switch to
.
MODULATION AM switch to EXT.
(c)
(d) MODULATION GENERATOR FUNCTION switch to
and MOD
AMPLITUDE control fully cw.
(e) FREQ/PERIOD MULT (Hz/s) switch to 10/1K and VARIABLE control fully cw.
(9) Set oscilloscope for proper signal display.
(10) If oscilloscope display is not a balanced signal as shown in figure A, perform
b (2) below.
Figure A. Carrier balance.
(11) Set MODULATION GENERATOR FUNCTION switch to
.
(12) If oscilloscope display is not a balanced signal as shown in figure B, perform b (2) below.
Figure B. Modulation linearization.