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Page Title:
Analog Signal Interface Requirements |
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|  MIL-S-70442 (AR)
APPENDIX A
IDENT NUMBER 39
ANALOG
SIGNAL
INTERFACE
REQUIREMENTS
NOMENCLATURE
AZ COARSE POINTER
TYPE
VARIABLE DC (VOLTAGE DRIVEN)
CONDUCTOR TYPE AND GAUGE
TWISTED PAIR SHIELDED
TOW/S CA
ORIGIN
HUDS/SIGNAL PROCESSOR
DESTINATION
DESTINATION IMPEDANCE
lK OHMS + 10%
TOW/SCA
SOURCE
> 5.76K OHMS
SOURCE IMPEDANCE
+1.5 VDC
VOLTAGE RANGE
SCALE FACTOR
.0136 v/DEG
O
+ l10
PARAMETER RANGE
+ l0% OF ACTUAL
PARAMETER ACCURACY
PHASING
+ VOLTAGE IS LOS TO THE RIGHT
RMS NULL
N/A
PHASE SHIFT
N/A
SENSITIVITY
N/A
MAX CURRENT
+2.2
ma
+ 2.2 VDC
MAX VOLTAGE
REMARKS
This symbol is used to position the TSU AZ LOS coarse symbol on the
HUD when the gunner's LOS symbol is being used on the HUD.
56
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