MIL-HDBK-162A
Volume 1
15 December 1965
Section 2
DATE: 1 July 1964
ITEM NAME: AIRCRAFT RADAR EQUIPMENT
COGNIZANT SERVICE: USN
TYPE: AN/APS-4A
FEDERAL STOCK NUMBER:
USAUSN
USAF
USMC
STATUS OR TYPE CLASSIFICATION
Mfg(s) Name or Code Number:
indications of the location of surface targets or beacon
FUNCTIONAL DESCRIPTION
transmitters in terms of azimuth (degrees) and range
The AN/APS-4A is designed primarily for the
(nautical miles). In searching for airborne targets, the
detection of surface vessels and aircraft.
The
equipment also indicates the approximate angle of
equipment supplies both radar and beacon services. By
elevation
means of cathode-ray tube indicators, the apparatus
provides to the pilot and to the radar operator, visual
AN/APS-4A: 1
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