(10) Adjust UUT EXT FM ZERO R38 (fig.
for maximum dc deflection on oscilloscope. UUT
M2 pointer indicates 73 V on calibrator scale.
(11 ) Repeat performance check.
b. Adjustments.
(1) Repeat performance check steps (1) and
(2).
a. Performance Check.
(2) Adjust UUT MARK 1 HF R23 (fig,
(1) Position UUT controls as follows:
(a) FUNCTION START-STOP pushbut-
(3) Repeat performance check step (4)
ton pressed.
(4) Adjust UUT MARK 2 HF R31 (fig.
(b) SWEEP SELECTOR switch to CW
(c) AMPLITUDE MOD MARK 1 push.
oscilloscope.
button pressed.
(5) Repeat performance check.
(d) AMPLITUDE MOD MARK 2 push-
button released.
3-11. F Bandwidth
(2) Set calibrator FUNCTION SELECTOR
a. Performance Check.
switch to SWP REF AM.
(1) Position UUT controls as follows:
(3) Adjust UUT MARKER 1 START/CW
control for maximum dc deflection on oscilloscope.
(a) FUNCTION AF pushbutton pressed.
UUT Ml pointer indicates 73 V on calibrator
(b) SWEEP SELECTOR switch to MAN-
scale.
UAL.
(4) Position UUT controls as follows;
(c) STOP/ F control to 73 V on calibra-
(a) AMPLITUDE MOD MARK 1 push-
tor scale.
button released.
(d) STOP/
F control to 73 V on cali-
(b) AMPLITUDE MOD MARK 2 push-
brator scale.
button pressed.
(e) MANUAL SWEEP control fully coun-
terclockwise.
(5) Adjust UUT MARKER 2 STOP control
