Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
ITEM NAME: RADAR SET
TYPE: AN/SPS-21D
Voltage: 104 to 126v
RELATION TO SIMILAR EQUIPMENT
Frequency: 58 to 62 cycles
This equipment is functionally interchangeable with
Phase: Single
and can replace Radar Sets AN/SPS-21, -21A, -21B, -
Estimated Power: 510w
21C, except parts differ.
Power Factor: 0.815
TECHNICAL DESCRIPTION
INSTALLATION CONSIDERATIONS
Frequency Band: 5500 to 5600 mc
Not available.
Power Supply Characteristics
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENTS
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Antenna Assy AS-710C/SPS-21
1
52-3/8 x 98 (swing circle)
168
Receiver-Transmitter, Radar
1
19-1/4 x 19-5/8 x 20-5/16
53
RT-321C/SPS-21
Control-Indicator C-1438D/SPS-21
1
17-1/4 x 20-3/4 x 29
168
REFERENCE DATA AND LITERATURE
Technical Manuals:
NAVSHIPS 00000
AN/SPS-21D: 2
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