Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
ITEM NAME: RADAR EQUIPMENT
TYPE: SX-1
Power Supply: Motor Generator Set NT-211487
dividing the equipment into two major portions; namely, a
Power Factor Limits: 85% full load.
search system and a height system.
Motor Input: 440v, 60 cps, 3-ph, 290 amp-
starting, 49 amp-full load, 25 amp-
RELATION TO SIMILAR EQUIPMENT
standby.
Continuous Output: 440v, 60 cps, 3-ph,
None.
31.3 kva, 25 kw.
Ambient Temperature: 50C (122F).
TECHNICAL DESCRIPTION
Temperature Rise: 40C (1040F).
Heat Dissipation: 9.9 kw approx
Echo Box Ringtime
Search System Frequency
Search System: 7000 yd.
Using 4531: 2860 to 2900 mc
Height System: 4000 yd.
Using 4332: 2820 to 2860 mc
Using 4533: 2780 to 2820 mc
Height System Frequency: 3500 to 3550 mc
INSTALLATION CONSIDERATIONS
Peak Power Output (Search): 0.8 megw at
390 pps and 1 usec pw.
Related Equipment:
Peak Power Output (Height): 0.5 megw at
Required but not Supplied.
1170 pps and 1 usec pw
(1) Radar Distribution Switch Board, (5)
Type of Modulation: Pulse modulated.
Radar Order Switch, (1) IFF Equipment,
Type of Receiver: Superheterodyne.
(2) Echo Box TS/270-UP, (10) 3unction Box.
Intermediate Frequency: 30 mc.
Type of IF Control: Automatic.
PRINCIPAL COMPONENTS AND PHYSICAL DATA
SHIPPING DATA
COMPONENT
BOXES
OVERALL DIMENSIONS
UNIT WT.
(NR)
(Inches)
(Pounds)
Navy Model SX-1 Radar Equipment
122
57, 692
approx
EQUIPMENT SUPPLIED DATA
COMPONENTS
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Antenna Assy NT-66ALH
1
5885
Radar Transmitter-Receiver Assy NT-43ADH
22 x 48 x 48
620
Power Distribution Cabinet NT-23AHM
1
24 x 28-5/8 x 69
1600
Search Modulator NT-50AHM
1
24 x 57-3/4 x 72-1/8
2255
Height Modulator NT-50AHL
1
24 x 57-3/4 x 72-1/8
2770
Main Control Unit NT-23AGY-1
1
28 x 33-1/4 x 72
1106
Indicator Console Assy NT-55AHF-1
1
27 x 46 x 56
1458
Radar Repeater Adapter NT-50AFO-2
3
15 x 20 x 31-1/2
172
Communications Switch NT-24AAQ
5
10-3/8 x 18-3/4 x 19-3/8
225
Attenuator NT-633453
1
2 x 3-1/4 x 7-3/4
3
Antenna Control Unit NT-23AHD
1
9-1/2 x 21-1/2 x 24-1/2
266
Control Amplifier Assy NT-50AHD
1
19-1/2 x 39 x 52-1/2
450
Motor Dynamo Amplifier (Train) NT-21ADG
1
12-1/4 x 14-1/2 x 22-1/8
236
SX-1: 2
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