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|  MIL-G-45981(WC)
3.3.2.4 Radar radiate foot switch. The radar radiate foot switch
shall cause the radar to radiate when depressed and the radar shall re-
turn to standby when pressure is released. CAUTION: Permanent injury
may occur if subjected to direct radiation within two feet of the radar
antenna feed horn. During the radiate period, operators shall not
direct the antenna toward any personnel within twenty feet.
3.303 System reaction time. With the following two conditions
present, the weapon system shall slew 180 degrees and acquire, track,
and fire on the target in not more than 10.5 seconds: Testing shall be
as specified in 4.5.2.2.
a. Target velocity and lead angle equivalent to a sight
sensitivity, as defined in MIL-S-60661, of less than
three seconds.
b. Target within range and of a size that is sufficient
for radar lock-on.
3.3.4 System fire control. The weapon system fire control
operation shall be in accordance with MIL-F-60664. Testing shall be as
specified in 4.5.2.2.
3.3.5 Rates of fire. The weapon system shallpermit two rates of
fire which shall be selectable by rotating the FIRING RATE switch on
the control palel. The rates of-fire at 70F 30 amibient shall be as
follows: Testing shall be as specified in 4.5.2.2.
a. Low rate of fire: 400 to 1300 shots per minute.
b. High rate of fire: 300 to 4000 shots per minute.
3.3.6 Acceleration to firing rate. The weapon system shall attain
a rate of 2700 shots per minute within 0.35 seconds from initial gun
barrel cluster rotation. Testing shall be as specified in 4.5.2.2.
3.3.7 Burst limiting. The weapon system shall permit preelection
for the minimum and maximum rounds to be fired while operating in the
high rate of fire. The number of rounds to be fired shall be capable of
adjustment and be selected by a high-burst limit position on the firing
rate switch, located on the control panel, as follows: Testing shall be
as specified in 4.5.2.2.
a.
Hi-Burst Limit 10: 8 to 12 rounds.
b.
Hi-Burst Limit 30: 27 to 33 rounds.
c.
Hi-Burst Limit 60: 54 to 66 rounds.
Hi-Burst Limit 100: 90 to 100 rounds.
d.
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