MIL-HDBK-162A
Volume 1
15 December 1965
Section 1
ITEM NAME: RADAR SET
TYPE: AN/FPS-6B
Indicator Ranges:
RELATION TO SIMILAR EQUIPMENT
Azimuth - O to 100 mi, O to 200 mi
AN/FPS-6B
is
similar
to
and
one-way
Height - 5000 to 75,000 ft
interchangeable
with
Radar
Sets
AN/FPS-6
5000 to 25,000 ft
and'AN/FPS-6A.
Radar Set AN/FPS-6 differs in
20,000 to 50,000 ft
maximum slant range and height, type of indicators
45,000 to 75,000 ft
used and does not have the variable nod feature of the
Range Marks: 10, 20, 50 mi
AN/FPS-6B. AN/FPS-6B differs from the AN/FPS-6A
Height Marks: 10,000 ft intervals
mainly in improved components and the incorporated
Elevation Angle Marks: 5 deg intervals
variable nod feature. AN/MPS-14 is similar to AN/FPS-
Power Requirements: 120/208v, 3 ph,
6B, differs in the mobile version of AN/FPS-6B.
60 cycle, 4-wire, 50 kva
TECHNICAL DESCRIPTION
INSTALLATION CONSIDERATIONS
Frequency: 2700 to 2900 mc
Siting: Tower AB-258/FPS-6 (temperate) requires a
Power Output: 5 megw, peak
level area of 30 feet in diameter while Tower AB-
Power Source, rf: Type QK-338A magnetron
259/FPS-6 (arctic) requires a level area of 70 feet in
Pulse Width: 2 to 3 usec
diameter.
Pulse Repetition Rate: 300 to 400 pps
Mounting:
Antenna Group is installed in either
Range: 300 naut mi
Temperate Tower AB-258/FPS-6 or Arctic Tower
Vertical Coverage: Minus 2 to plus 32
AB-259/FPS-6. Indicator Group is installed in the
deg angular
operations building which contains the associated
Horizontal Coverage: 360 deg
search radar.
Antenna Vertical Scanning Rate: 20 or 30
Interference Considerations: Absolute minimum of
cpm
100 feet distance must be maintained between
Range Resolution: Plus or minus V pct
AN/FPS-6A on associated or other radar
Azimuth Resolution: 3.2 deg
equipments.
Elevation Resolution: 0.90 deg
Related Equipments: Radar Set AN/FPS-6B can be
Range Accuracy: Plus or minus 1 pct
used with Radar Sets AN/FPS-3, 3A, AN/FPS-20,
Elevation Accuracy: 1000 ft
20A, AN/FST-2.
Horizontal Beam Width: 3.2 deg
Receiver Bandwidth: 0.85 deg
Frequency, if.: 30 mc
Type of Presentation: RHI scopes
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
Motor-Generator PU-293/G or
1
18
16
44-5/8
PU-293A/G
Antenna Group OA-2040/FPS-6B
1
Blanker MX-1739A/FPS-6
1
11
15
12
49
Antenna Control C-1050/FPS-6
1
18
7-1/2
13
50
Radar Set Group OA-2036/FPS-6B
1
48
24
42
1200
Ferrite Isolator CU-492/FPS-6A
1
14
24
24
90
or CU-492A/FPS-6A
(crated)
15-1/4
18-3/4
30
70
(crated)
Heat Exchanger HD-188/FPS-6
1
21-3/8
34-1/4
30-1/2
300
Heat Exchanger HD-289/FPS-6A
1
18-1/8
30
19
360
(crated)
Terminal Box J-910/FPS-6B
1
7-1/4
22-1/2
57
130
(crated)
Transmitter T-338A/FPS-6A
1
44
41
52
1110
(crated)
AN/FPS-6B: 2
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