Volume 1
MIL-HDBK- 162A
Section 1
15 December 1965
ITEM NAME: RADAR SET
TYPE: AN/FPS-36
horizontal
from fixed objects is reduced or removed from the radar
IFF Reflector Feed: Dipole radiator at
indicators.
This feature aids the operator in the
reflector focal point
detection of moving targets.
IFF Horizontal Beam Width: 1.6 plus or
RELATION TO SIMILAR EQUIPMENT
minus 3 deg at half-power points
The AN/FPS-36 is a modified Radio Set AN/TPS-lD that
IFF Vertical Beam Width: 6.2 plus or
has been modified with Electronic Equipment
minus 5 deg at half-power points
Modification Kit MK-304/TPS-ID
Peak RF Power Handling Capacity: 2 megw
TECHNICAL DESCRIPTION
at .001 duty cycle
Frequency: 1220 to 1350 mc
Azimuth Position Synchros: 24-speed, 400
Wavelength: 24.6 to 22.2 cm
cps type 31TX4, and i-speed, 60 cps type
Range, Max: 200 naut mi
5HG
Range, Min: 300 yd
RF Input Connection: L-band Waveguide
Peak Power Output: 500 kw
Flange UG-418A/U
Operating Voltages and Power Requirements:
IF Frequency: 60 mc
115v plus or minus 5%, 400 cps plus or
IF Bandwidth: 1 mc
minus 4%, 7.5 kw; 120/20Ov ac plus or
Receiver Noise Figure: 11.7 db (nom)
minus 5%, 60 cps plus or minus 4%, 4-
Heat Dissipation (Approx):
wire, 3-ph, 27 kw, (includes 5 kw sys-
Radar Modulator - 800w
tem power and 2.5 kw heater power)
Indicator - 150w
Type of Presentation: 7-in. PPI, 10-in.
Remote Indicator - 160w
PPI, 5-in. A-scope
Signal Comparator - 160w
Duty Cycle: 0.001 (For prr of 400 pps)
Power Supply - 350w
RF Power Source: Type Magnetron 5J26
Receiver-Transmitter-1300w
Azimuth Scan: 360 deg cw at 6 rpm
Antenna Group - 27 kw
Antenna Gain: 34 db along axis of max
Special Features: Antijamming circuit
that limits width of echo pulse that
Range Accuracy: 3% of range plus 1 naut
receiver will pass.
mi (at max range)
INSTALLATION CONSIDERATIONS:
Pulse Repetition Rate: 325 plus or minus
Siting: An ideal operating site is one that provides
10 pps on 200-mi range. On other ranges
maximum range detection capabilities in all
adjustable from 360 to 400 pps in normal
directions with a minimum of ground clutter, shadow
operation; fixed 400 pulses per second
areas, and ghost images. The radar site should be
in MIT operation and normal operation.
located at an elevated position and the line-of-sight
Pulse Width: 2 usec
path from the radar to all points on the horizon
Horizontal Beam Width: 1.4 plus or minus
should be level or slanting slightly downward.
0.2 deg at half-power points
Mounting: Antenna and antenna components are
Vertical Beam Width: 6.2 plus or minus
installed on a reinforced concrete foundation. A
0.5 deg at half-power points
weatherproof shelter is necessary for the protection
Reflector Feed: Waveguide horn at
of installed radar operating components.
This
reflector focal points
shelter must be located not more than 20 ft from the
Vertical Beam Position: 2.5 deg above the
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
Antenna Pedestal AB-465/FPS
1
99
111
94
7430
Antenna AS-847/FPS
1
194
480
205
1322
Radar Receiver-Transmitter
1
29
24-1/4
24
335
RT-406/FPS-36
Radar Modulator 1 29 24-1/4 24 350
MD-144/TPS-ID
Power Supply PP-674/TPS-ID
1
29
24-1/4
24
242
AN/FPS-36: 2
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