Volume 1
MIL-HDBK-162A
Section 1
15 December 1965
ITEM NAME: CLOSE SUPPORT CONTROL SET
TYPE: AN/MSQ-1
intervals;
AN/MPS-9 tracks piloted or non-piloted aircraft and
360,000 yd position, 50,000 yd intervals
missiles to furnish slant range, elevation angle, and
Aircraft Horizontal Range: 352,000 yd
bearings to the AN/MSQ-1. The data is fed to the
Aircraft Height Above Sea Level:
computing and plotting console of the AN/MSQ-1
250,000 ft (max)
(Console OA-132/MSQ-1). With the data, the AN/MSQ-
Radar Height Above Sea Level: 15,000 ft (max)
1 computes horizontal range, height, ground speed,
Aircraft Ground Speed: 75 to 2600 knots
ground course, and steering angle error of the aircraft or
X and Y Target From Radar Coordinate:
missile. In addition, the AN/MSQ-1 computes the
352,000 yd (max)
distance and the bearing of the target from the aircraft
Target From Aircraft Distance:
or missile. The AN/MSQ-1 may be used for training.
2000 to 352,000 yd
When it is, a flight simulating computing console is used
Aircraft Speed on Flight Simulator:
with the AN/MSQ-1. A C-124 type aircraft can transport
2600 knots (max)
Wind Speed on Flight Simulator: 104 knots (max)
the AN/MSQ-1.
Rate of Change of Aircraft Course on
Flight Simulator: 10 deg per sec
RELATION TO SIMILAR EQUIPMENT
Plotting Surface Area:
Differences between AN/MSQ-1 and AN/MSQ-1A:
Square with 34.722 in. sides
AN/MSQ-1 has 4-mc bandwidth, requires power source of
Map Scales (Ratio to 1): 62,500, 125,000,
120v ac, 50 kw, and is used with AN/MPS-9 and AN/GSC-1;
250,000, 500,000, and 1,000,000
AN/MSQ-1A has 3-mc bandwidth, requires power source of
Plotting Surface Origins Available:
208v ac, 12 kw, and is used with AN/MPS-19 and AN/MRC-
Center and corner X and Y parallax
45.
(approx 0.5 plotting surface)
Expanded Scales (yd per in.): 100, 200,
TECHNICAL DESCRIPTION
400, 800, 1600, 3200 and 6400
Frequency: 2700 to 2900 mc
Horizontal Guidance Codes: 1
Peak Power Output: 250 kw
Operating Voltages and Power Requirements:
RF Power Source: Type 5586 tunable magnetron
120v ac, 60 cps, 3-ph, 50 kw
Pulse Width: 0.8 usec
Pulse Repetition Rate: 410 pps
INSTALLATION CONSIDERATIONS
Range: 360,000 yd
Siting: Trailers containing equipment and components
Vertical Coverage: -4 deg to plus 90 deg
must be on the highest accessible vantage point.
Horizontal Coverage: 360 deg
Equipment must be level and have an unobstructed
Antenna Speed: 0 to 20 rpm
radar sighting range.
System Accuracy:
Mounting: Close Support Control Set AN/MSQ-1 is
Range - plus or minus 25 yd;
mounted in trailers.
Radar Set AN/MPS-9 is
azimuth - plus or minus 1 mi
mounted in Trailer K-78; Console OA-132/MSQ -1 is
Beam Width: 2 deg (conical)
installed in Trailer V-38/HSQ-1. Components of
Receiver Bandwidth: 4 mc
Communications Central AN/GSC-1 are distributed
Intermediate Frequency: 30 mc
and mounted between both trailers.
Type of Presentation: PPI and 3 J-scopes
Related
Equipment:
Radar
Set
AN/MPS-9;
Indicator Ranges: 50,000, 100,000,
Communications
Central
AN/GSC-1;
Control
200,000, and 360,000 yd
Indicator Group AN/MSA-2; Radar Set Group
Range Marks:
AN/MSA-3.
50,000 yd position, 10,000 yd intervals;
100,000 and 200,000 yd position, 20,000
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
(Pounds)
Radar Set AN/MPS-9
1
Console OA-132/MSQ-1
1
Communications Central
1
AN/GSC-1
Radar Set Group AN/MSA-3
1
AN/MSQ-1: 2
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