Volume 1
MIL-HDBK-162A
Section 1
15 December 1965
Pulse Repetition Rate: PPI (search), 1,024 pps
AN/MPG- 1
B-scope (tracing), 4, 097 pps
Pulse Width: PPI-1 usec, B-scopes-0.25 sec
FUNCTIONAL DESCRIPTION
Horizontal Coverage: PPI 360 deg selected
sector, automatic or manual control,
Radar Set AN/MPG-1 is a 3-centiUmeter mobile
accuracy 2 deg; B-scope-360 deg beam
fire control set designed for use with seacoast artillery
sweeps 10 deg angle, accuracy 5 deg
batteries operating against surface craft. The specific
Resolution: PPI-at 20,000 yd two destroyers
functions of the set are: (1) to obtain present position
separated by 500 yds of open water appear
data on targets within 28,000yards on a B-type
as separate targets.
oscilloscope and to transmit this data to a gun data
B-scope At 20,000 yd, two destroyers
computer which is not part of the radar set (the
separated by 500 yd of open water
computer transmits radar data corrected for ballistics to
appear as separate targets.
the gun batteries); (2) to provide two alternate search
System Accuracy: Range PPI 3'; B-scope 20
ranges (presented on a PPI) of 80, 000 yards and 30,
yd max; Azimuth PPI 2 deg; B-scope 0.
000 yards; (3) to spot shell splashes on a B-type
05 deg
Beam Width (Half power point):
Horizontal 0. 6 deg
RELATION TO SIMILAR EQUIPMENT
Vertical 3 deg
Radar Set AN/MPG-1 Is the mobile version of
Receiver Bandwidth: 10 mc
the fixed-installation AN/FPG-1
horn with parabolic reflector
TECHNICAL DESCRIPTION
Antenna Operation:
PPI Slewing and scanning rate is 20 deg
Frequency Range: 9090 mc
per sec
Range: PPI-500 yd min, 80,000 yd max (30,000
B-scope Max tracing rate Is 1.5 deg per sec
yd for short range) at an accuracy of *3%
B-scope: 500 yd min, 28,000 yd max(max
INSTALLATION CONSIDERATIONS
range accuracy of 20 yd max)
Peak Power Output: 35 kw
Siting:
Operating Voltage and Power Requirements:
Mounting: Major units are normally housed in
115 vac, 60 cps, l-ph or 3-ph or 115v, 60
trailer V-9MPG-1
cps 3-ph
Cabling Requirements:
Type of Presentation: One 7-in. PPI and two B-
Related Equipment: None
scopes
Range Marks: Range line horizontally through
center of tar get area, 1, 000 yd above and
1, 000 yd below
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
(Pounds)
Console CY-230/M PG-1
1
34
52
53-1/2
735
Indicator Cabinet Assembly
1
19-1/2
30
50-1/2
276
CY-234/MPG-1
Modulator MD-36/MPG-1
1
24-1/2
30-1/2
59
985
Pedestal AB-8A/GP
1
33
48
48
1000
Power Panel SB-25/MPG-1
1
18-1/4
24
56-1/4
500
Rectifier Cabinet Assembly
1
19
21-1/4
50-1/2
312
CY-232/MPG- 1
Servo Motor Generator PU-52/MPG-1
1
13
13-1/4
33-1/2
178
Servo Cabinet Assembly
1
19
21-1/4
50-1/2
310
CY-233/MPG- 1
AN/MPG-1: 2
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