Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
AN/SPS-21
as two units with a waveguide between them.
locations. The indicator is drip-proof and should
Cabling Requirements:
be sheltered from the weather.
Related Equipment:
Mounting: The antenna and radar receiver-
transmitter maybe mounted together as one unit
or
installed
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
(Pounds)
Antenna AS-710/SPS-21
1
31
18
48
122
Reflector
1
20
98
26
47
Radar Receiver-Transmitter
1
19
20
20
53
RT-321/SPS-21
Control Indicator C-1438/SPS-21
1
16
17
23
103
REFERENCE DATA AND LITERATURE
Technical Manual:
NAVSHIPS 92284(A)
AN/SPS-21: 2
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