Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
ITEM NAME: RADAR SET
TYPE: AN/BPS-9A
Range 60, 000 Yards to 80 Miles: plus or minus (200
RELATION TO SIMILAR EQUIPMENT
yds plus 2%) of measured range
None.
A-Scan Presentation
TECHNICAL DESCRIPTION
Ranges: 8000, 20, 000 and 40, 000 yds,
80 mi, and 4000 yds precision.
Frequency: 8740 to 8890 mc
Marker: Step
Peak R-F Output: 75 to 110 kw
Accuracy: Range plus or minus (25 plus
Pulse Rate: 600 pps, adjustable plus or minus 10%
0.1% of measured range) to 60, 000 yds,
Pulse Length: 0.5 usec
and plus or minus (200 plus 2% of
Pulse Shape: Square
measured range) to 80 mi
Antenna
B-Scan Presentation
Beam: 2.6 deg (horizontal), 16 deg
Range: 4000 yds deep 25 deg sector, precision sweep.
(vertical), 26 db (gain)
Markers
Scanning Rate: 0 to 8 rpm
Range: Electrical line (horizontal)
Polarization: Horizontal
Bearing: Electrical lines (vertical)
Antenna Drive: 3/4 hp manually-reversible
at 0 deg, plus or minus 5 deg and
dc motor
plus or minus 10 deg
Receiver
Prime Uses: Accurate range and bearing
Type: Double detector
settings.
Pre-IF. Bandpass: 3.5 to 4 mc
Accuracy
IF. Frequency: 60 mc
Range: plus or minus (25 plus 0.1% of
IF. Bandwidth: 8 to 9 mc
measured range) to 60, 000 yds
Frequency Control: afc and manual
Bearing: plus or minus 0.25 deg
Video Bandpass: 3.5 mc
Range Indications
Noise Figure: 17 db
Local: Counters on console
Plan Position Indicator
Remote: Synchro output (1- and 36-speed)
Size: 5 in.
for remote indicators.
Presentation: True bearing Markers
Bearing Indications
Range: Electrical line
Local: PPI scales (plus or minus 1 deg)
Bearing: Mechanical cursor Scales
Remote: Synchro output (1- and 36-speed)
Fixed: True bearing scale ring
for remote indicators (plus or minus .25 deg)
Movable: Relative bearing scale ring
Power Requirements: 115v, 60 or 400 cy, single ph
Ranges: 8000, 20, 000, and 40, 000 yds,
INSTALLATION CONSIDERATIONS
80 mi and 8000 yds precision Accuracy
Related Equipment: (Required but not
Bearing: Approx plus or minus 1 deg
Supplied) Bulk Cables (as required)
Range to 60, 000 Yards: plus or minus
RG-13/U, MSCA-10, MCOS-4, MSCA-14, MSCA-7.
(50 yds plus 0.1%) of measured range.
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENTS
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Radar Set AN/BPS-9A includes:
1
Radar Set Console
1
22-3/4 x 40-7/3 x 51-1/4
1067
0A-1928/BPS-9
Transmitter-Receiver
1
17-1/16 x 22-1/2 x 33-31/32
382
43ADF-1
Antenna AS-996/BPS-9A
1
Power Distribution Unit
1
9-3/4 x 18 x 21-11/16
90
23AGS-1
Junction Box
1
4-17/32 x 18-1/4 x 18-5/8
50
NT-62217
High Voltage Rectifier
1
17-3/8 x 19-3/8 x 26-3/4
325
20ADW-1
Regulated Rectifier
1
17-3/8 x 19-3/8 x 26-7/8
310
20ADN-1
Auxiliary Rectifier
1
17-3/8 x 19-3/8 x 26-7/8
250
20ADO-1
AN/BPS-9A: 2
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