Volume 1
MIL-HDBK-162A
Section 1
15 December 1965
ITEM NAME: RADAR SET
TYPE: AN/FPS-10
EW (V-beam) - 150 naut mi
and in the telephone system. The AN/CPS-6 has more
EW (S-beam) - 240 naut mi
indicators, and its telephone system is supplied as part
Vertical Coverage: 40,000 ft altitude,
of the equipment.
O to 24 deg angular
TECHNICAL DESCRIPTION
Horizontal Coverage: 360 deg continu-
Frequency: 2700 to 3019 mc (6 freq bands)
ous rotation
Power Output: 900 kw, peak (each of 5
Antenna Speed of Rotation: 2 to 15 rpm
transmitters), 2 megw, peak (EW trans-
(continuously variable)
mitter)
Resolution:
Beam Width (Vertical Beam Antenna):
Range - 0.17 mi, EW Channel - 0.34 mi
Horizontal - 1 deg
Azimuth - plus or minus 1.O deg, EW
Vertical - 2.2 deg (lower beam), 4.2
Channel - 0.85 deg
deg, (middle beam), 21 deg, (upper
Elevation - 1 deg
beam)
System Accuracy:
Beam Width (Slant Beam Antenna):
Range - 0.87 mi, EW Channel - 0.5 mi
Horizontal - 0.8 deg
Azimuth - 1 deg, EW Channel - 0.5 deg
Vertical - 7.7 deg (loqwer beam), 24 deg
Elevation - plus or minus 500 ft (rela-
(upper beam)
tive; plus or minus 1OO0 ft (absolute:
Receiver Bandwidth: 2.0 mc
IF. Frequency: 30 mc
INSTALLATION CONSIDERATIONS
Indicator Type and Quantity:
Siting: For optimum performance use the hightest
PPI scopes - Seven 12-in.
available location, with ample space for erection of
RHI scopes - Two 12-in.
operations building, power building and Arctic tower.
Indicator Ranges: O to 50, 0 to 100, and
O to 200 naut mi
Mounting: Antenna group is mounted in Arctic Tower
Range Marks: l,O-mi intervals
AB-451/CPS-6B. Indicator and control group is
Angle Marks: 10 deg and 30 deg intensi-
installed in the operations building. Power units are
fied
housed in the power building.
Power Requirements: 120-208v ac, 60 cps,
3-ph, 4-wire, 100 kw
Cabling Requirements:
Cable ducts or troughs
RF Power Source: Type 5586 and 5657
situated below the floor level with sectional covers
tunable magnetrons, and QK-254 magne-
are provided throughout the buildings and tower.
tron (EW)
Heavier cables should be put into the ducts first and
Pulse Width: 1 usec at 600 pps, 1 or 2
the coaxial and high voltage pulse cables last.
usec at 300 pps, EW Transmitter - 2
Cables lengths have ample slack at both ends.
usec
Short cables can be run directly from unit to unit
Pulse Repetition Rate: 600 or 300 pps
outside the ducts.
EW Transmitter - 300 pps only
Range (B-17 or B-29 Type Target):
Height Finder - 120 naut mi
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
Antenna Assembly AS-451/CPS-6B
1
684
720
(includes Arctic Tower and bldg)
Radar Set Group OA-345/CPS-6B
1
60
51-1/2
31
Receiver-Transmitter Group
2
59
45
24
OA-126/CPS-6B
Receiver-Transmitter Group
2
59
45
24
OA-127/CPS-6B
Receiver-Transmitter Group
1
59
45
24
OA-128/CPS-6B
Radar Modulator MD-98/CPS-6B
1
43
34
34
824
Radar Modulator MD-99/CPS-6B
1
43
34
34
710
Relay Assembly RE-76/CPS-6B
1
60
36
12
AN/FPS-10: 2
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