Volume 1
MIL-HDBK- 12A
Section 1
15 December 1965
ITEM NAME: RADAR TRAINER
TYPE: AN/UPS-T4
antenna beam width, rotation speed and maximum
rpm and 1.0 for max rpm.
range are adjustable to meet the requirements of the
Internal Control: With 1 speed synchro
specific search radar.
3 to 24 rpm
Minimum Range
30 Naut Mi Operation: 1/2 mi
RELATION TO SIMILAR EQUIPMENT
120 Naut Mi Operation: 2 mi
210 Naut Mi Operation: 1 mi
None.
Accuracy
Range: plus or minus 3% of setting
Target Maneuvering: plus or minus 2% in
TECHNICAL DESCRIPTION
speed, plus or minus 20 in course.
Target Output Pulse: Video pulse plus or
Type of Target
minus 2.5v min
Ships Speed: 5 to 30 knots.
Signal Inputs
Aircraft Speed: 100 to 600 knots.
For Operation with PPI Repeater: None.
Guided Missiles and/or Aircraft Targets
For Operation with Radar Set: 16v min
Speed: 200 to 1200 knots.
pos trigger pulse and standard 1 speed
Number of Targets: 6, 12, 16, 24 or 30
antenna synchro-information to a con-
targets may be simulated.
trol transformer.
Pulse Width: 2 sec nom
Output Available for PPI Repeater: plus or
Pulse Repetition Frequency
minus 2.5v video pulse, 20v min pos trig-
External: 350 pps max
Internal: Adjustable from 10 to 1400 pps
v from 6G.
Radar Antenna Horizontal Beam Width: Fixed
IFF Signal: May be selected for as many
at 1-1/2 or adjustable from 4-1/2 to 10.
targets as available.
Maximum Radar Range Scales
Ships: 30 naut mi
INSTALLATION CONSIDERATIONS
Aircraft Targets: 120 naut mi
Guided Missiles and/or Aircraft Targets:
Related Equipment:
O to 200 per sec
Required but not Supplied
Antenna Rotation Speed
Search Radar Equipment and/or Remote
External Control: With 1 speed synchro,
Plan Position Indicator.
4 to 12 rpm, max error 0.1O for min
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
BOXES
OVERALL DIMENSIONS
UNIT WT.
(NR.)
(Inches)
(Pounds)
Antenna Position Simulator
1
164
SM-73/UPS-T4
Radar Target Simulator SM-74/UPS-T4
1
150
Power Supply PP-1076/UPS-T4
1
155
(6) Course and Speed Control
1
198
C-1392/UPS-T4
(6) Rate of Turn Control C-1391/UPS-T,
1
100
(2) Gear Case-Motor PD-39/UPS-T4
1
60
Step-Down Power Transformer TF-194/UPS-T4
1
Step-Down Power Transformer TF-192/UPS-T4
1
Box Spares for Unit 3
1
5
Spare Cards and Installation Kit
1
170
AN/UPS-T4: 2
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