MIL-HDBK- 162A
Volume 1
15 December 1965
Section 2
DATE: 15 May 1964
ITEM NAME: TRANSPONDER SET
COGNIZANT SERVICE: USAF
TYPE: AN/APX-27B
FEDERAL STOCK NUMBER: 5895-612-8106-EA
USA
USN
USAF
USMC
STATUS OR TYPE CLASSIFICATION Ltd Std
Mfg(s) Name or Code Number: Hughes Aircraft
Range, Max: 30to70 naut mi (detection range of
FUNCTIONAL DESCRIPTION
associated fire control system)
Range, Min: 0. 5 mi
This air-to-air identification system consists of a
Peak Power Output: ll0w
transponder and a cooperative interrogator operating in
Operating Voltages and Power Requirements:
the X-band. It is operated in conjunction with a separate
108 to 121 vac, 380 to 1, 000 cps, 220w
radar set and uses the radar antenna and indicator to
25 to 29 vdc, 5 amp
display identification information.
Type of Fire Control Presentation:
Blank or Bloom Targets
Duty Cycle: 0.027
RELATION TO SIMILAR EQUIPMENT
Environmental Limitations:
Class 2, MIL-E-5400A
Similar to AN/APX-26B.
TECHNICAL DESCRIPTION
INSTALLATION CONSIDERATIONS
Frequency: Transponder - 9290 mc
Used on B-52 aircraft.
Interrogator - 9310 mc
AN/APX-27B: 1
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