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Page Title:
Control, Antenna - Test C-9038( )/AWG-9 and C-1OO36( )/AWG-9 |
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|  MIL-T-81778C(AS)
(2) The elevation drive sum amplitude shall be measured
to an accuracy of 2 percent in the region of 6.5 Vat.
Position signal switching.
1.
(1)
The
antenna servo command switching shall be verified.
(2)
The
antenna pointing switching shall be verified.
(3)
The
antenna pre-position switching shall be verified
(4)
The
IR slave switching shall be verified,
Built-in test (BIT). The azimuth and elevation FIT signal shall
j.
be measured in both search and track to an accuracy of 1
percent.
k.
Solenoid and hydraulic interlock. switching shall be verified.
3.4.1.3 Control, Antenna - Test C-9038( )/AWG-9 and C-1OO36( )/AWG-9.
The LFTS shall be capable of performing the following tests on the antenna
and the antenna test control.
Pointing test - computer controlled mode.
a.
(1) The azimuth and elevation angles shall be measured to
an accuracy of 1 percent 0.2 degree in the region of
40 degrees.
(2)
and
shall be measured to an accuracy of
SO mVdc
in the range from O to 10 Vdc.
Pointing test - panel controlled mode.
b.
(1) The azimuth and elevation angles shall be measured to an
accuracy of 1 percent
0.2 degree in the region of
40 degrees.
(2)
and
shall be measured to an accuracy of 50 mVdc
in the region of 150 mVdc.
Pointing test - hand controlled mode. The azimuth and elevation
c.
angles shall be measured to an accuracy of 1 percent 0.2
degree in the region of -40 degrees.
Scan rate and frame time.
d.
.
(1) shall be measured to an accuracy of 1 percent in the
region of 1 Vdc.
(2) shall be measured to an accuracy of 1 percent in the
range from 0.5 to 1.6 seconds.
Antenna bar step tests.
e.
(1)
shall be measured to an accuracy of 0.5 percent in
the computer controlled 4 bar scan,
(2) The radar elevation bar analog shall be measured to an
accuracy of 0.5 percent in the manual 8 bar scan.
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