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Page Title:
Discrete Signal Interface Requirements - Continued |
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|  MIL-S-70442 (AR)
APPENDIX A
IDENT NUMBER 42
DISCRETE SIGNAL INTERFACE REQUIREMENTS
FIXED FORWARD GUN MODE
NOMENCLATURE
DC
TYPE
SINGLE WIRE
CONDUCTOR TYPE AND GAUGE
AIRCRAFT POWER
ORIGIN
HUDS/SIGNAL PROCESSOR
DESTINATION
> 6.6K OHMS
DESTINATION IMPEDANCE
PILOT'S ACTION SWITCH
SOURCE
<1 OHM
SOURCE IMPEDANCE
5 ma
MAX CURRENT
MIL-STD-704
MAX VOLTAGE
28 VDC
TRUE STATE VOLTAGE
OPEN
FALSE STATE VOLTAGE
REMARKS
59
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