Volume 1
MIL-HDBK-162A
Section 2
15 December 1965
AN/APS-42B
TECHNICAL DESCRIPTION
Frequency: Transmitting, 9375 35 mc; receiving,
9309 to 9420 mc; IF., 60 0.5 mc
Power Requirements: 115 vac, 380 to 420 cps,
Search Local Oscillator: 60 0.5 mc above transmitting
1500 va; 28 vdc, 5 amp
Scan: Up to 360 deg
frequency
Slant Range: 150 yd to 200 naut mi
Beacon Local Oscillator: 60 0.5 mc below nom
Altitude: Up to 50, 000 ft above sea level
beacon frequency (9310 mc)
Antenna Tilt: 25 deg of total angular travel;
Pulse Repetition Frequency: 200, 300, and 800 pps
either 10 or 15 deg up and/or 15 or 10 deg
Pulse Width: 3.5, 2.35, and 0.75 -sec
down (Limits determined by antenna installation)
Operating Temperature: Continuous, -55 to +55
INSTALLATION CONSIDERATIONS
deg C; for 30-min intervals, as high as +71 deg C
Not Available.
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
(Pounds)
Radar Set Control C-818B/APS-42
1
Azimuth and Range Indicator
2
IP-215/APS-42B
Synchronizer SN-59B/APS-42
1
Radar Receiver-Transmitter
1
RT-276/APS-42B
Antenna AS-428B/APS-42
1
REFERENCE DATA AND LITERATURE
Handbook:
AN16-30APS42-11
AN/APS-42B: 2
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