TB 9-4920-456-24
(d) Select menu VARIABLE PULSES (highlighted) and press pushbuttons as
listed in 1 through 7 below:
Under VP1: ON.
1
PW: 0.50 S.
2
3
DL: 34.6 S.
4
OR CHALLENGE: YES.
VP2: ON.
5
PW: 0.50 S.
6
7
DLY: 36.4 S.
(e) Select menu MIXED VIDEO (highlighted) and press pushbuttons as listed
in 1 through 3 below:
1
OUTPUT PW: VARIABLE.
CHAL & TAG: ON.
2
3 1ST REPLY: OFF (f)
On radar test set, select menu PRF/PRI
(highlighted) and press pushbutton to PRF: 500 PPS.
(19) Press TI TOP-M-4 REPLY and BOT-M-4 REPLY keys on DISPLAY
(20) V e r i f y T I t o p a n d b o t t o m d i s p l a y s i n d i c a t e M 4 R P L Y 0 5 0 0 H z 1
c o u n t indication.
(21) On radar test set, select menu VARIABLE PULSES (highlighted), then select
VP2: and press pushbutton to DLY: 36.4 S (highlighted).
(22) On radar test set, press and release INC pushbutton as required until TI top and
bottom display M4 RPLY 0500 Hz drifts or changes to 0000 Hz. Record VP2:, DLY:
display indication on radar test set.
(23) On radar test set, select menu VARIABLE PULSES (highlighted), then select
VP2: and set pushbutton to DLY: 36.4 S (highlighted).
(24) Press and release DEC pushbutton as required on radar test set until TI top and
bottom display M4 RPLY 0500 Hz drifts or changes to 0000 Hz. Record VP2:, DLY:
display indication on radar test set.
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