Volume 1
MIL-HDBK-162A
Section 2
15 December 1965
ITEM NAME: ANTENNA GROUP
TYPE: AN/APA-137
Control, Antenna (C-213t/ APA-137
RELATION TO SIMILAR EQUIPMENT
Type of Control: Manual
Operating Power Requirement: 26v ac, (x))
None
cps, single ph; 28v dc
Control-Monitor C-225.1/APA-137
TECHNICAL DESCRIPTION
Type of Monitoring: Visual
Type of Reset: Manual
Pedestal, Antenna AB-519/APA-137
Power Requirement: 28d dc
Type: Horizontal
Dummy Load, Electrical DA-165/APA-137
Direction: Continuous in one direction
Power Dissipation
Type of Drive: Electrically driven
Peak: 2 megw
Type of Mounting: Deck mounted
Nominal: 3.6 kt
Power Requirement: 28v dc
Frequency: 435 mc
Amplifier, Electronic Control AM-161t.1/APA-13t
Impedance: 50 ohms
Input Signal Channel Data: 1 control
Filter Radio Interference F-357/APA-137
transformer signal
Power Requirement: 28v d(, 1(x) amp;
Output Signal Channel Data: 1 emplidyne
100v, 30 amp)
generator field signal
Motor-Generator: PU-.3880/APA-137
Impedance Data
Rated Output Data: 60v dc, 16.7 amps,
Input : 1700 ohms
1000w
Output: 5000 ohms
Rated Input Data: 28v dc, 75 amp, 2025w
Antenna
Rated Speed: 7200 rpm
Type: Horn type
Type of Pattern: Rotating movement
INSTALLATION CONSIDERATIONS
pattern
Type of Drive: Motor Driven
Related Equipment: The AN/APA-137 is designed
Type of Mounting: Pedestal mounted.
to be used with, but not part of AN/APS-70 Radar Set.
Frequency: Lp band 435 mc freq range
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENTS
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Pedestal Antenna
1
30 dia x 60 h
AB-519/APA-137
Amplifier, Electronic Control
1
10 x 16 x 24
AM- 1614/APA-137
Antenna AS-872/APA-137
1
Antenna, Control
1
5-3/4 x 6-3/8 x 8-1/4
C-2134/APA-137
ControI-Monitor
1
5-3 x 6 x 6-3/4
C-2254/APA-137
Dummy Load, Electrical
1
12 x 24 x 132
DA-165/APA-137
Motor-Generator
1
6 x 7 x 12
PU-380/APA-137
Filter, Radio Interference
1
5 x 5-1/8 x 5-7/8
F-357/APA-13
REFERENCE DATA AND LITERATURE
Technical Manuals:
NAVWEPS 16-45-789
AN/APA-137: 2
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