Volume 1
MIL-HDBK-162A
Section 1
15 December 1965
ITEM NAME: RADAR SET
TYPE: AN/FPS-16(V)
position of these targets may be used to maintain range
Data Shift Time Rate: 100 kc, nom max
safety. The radar can be installed as a single system or
Time Spacing Between Read Pulse and First
as one of a chain of radars along the flight path to
Shift Pulse: 500 usec min
ensure sufficient tracking throughout the entire missile
Angle Sine-Cosine Precision Potentiometer
flight. Radar Set AN/ FPS-16(V) is capable of tracking
Voltage: plus or minus 125 and -125v
earth orbiting satellites. The accuracy of Radar Set
max to terminals.
AN/FPS-16(V) is such that the position data obtained
Range Precision Potentiometer Voltage:
from point-source targets has azimuth and elevation
350v max to terminals.
angular errors of less than 0.1 mil rms and range errors
Angle and Range Designation Data
of less than 5 yards rms, with a signal-to noise ratio of
Synchro Excitation (Internal and External): 120v, 60
20 decibels (db) or greater.
cps
Type I Synchro System Calibration:
RELATION TO SIMILAR EQUIPMENT
Azimuth: 360 deg revolution
Elevation: 360 deg revolution
None.
Range: 1,296,000 yds revolution and
72,000 yds revolution.
TECHNICAL DESCRIPTION
Type II Synchro System Calibration
Transmitter Data
Azimuth: 6.100 mils revolution
Power Output
Elevation: 100 mils revolution
Fixed-Frequency Magnetron: 1 megw plus
Range: 1,000,000 yds revolution and
or minus 2 db, peak.
50,0000 yds revolution
Tunable Magnetron: 250 kw plus or minus
Beacon Code Triggers
2 db, peak.
Termination Impedance (Radar Internal): 75 ohms.
Dynamic Range (Gain Control): 20 db
Pulse Amplitude: 10v min; 75v max
Frequency
Pulse Duration: 0.2 usec min; 1.0 usec max
Fixed-Frequency Magnetron: 5480 plus or
Pulse Rise Time: 0.1 usec approx
minus 30 mc
Pulse Timing and Spacing
Tunable Magnetron: 5.150 to 5825 mc
4-Pulse Code: Greater than 0.8 usec
PRF (Internal): 311, 366, 394, 467, 569,
from leading edge to leading edge.
682, 732, c53, 102.1, 1280, 1364, and
5-Pulse Code: Spaced 1.0 usec min;
1707 pps.
between first four-pulses and 8 usec
Pulse Widths: 0.25 plus or minus 0.05;
min, between fourth and fifth pulses.
0.5 plus or minus 0.08; and 1.0 plus
82-kc Sine Wave
or minus 0.1 usec
Termination Impedance: 600 ohms
Receiver Data
Pulse Amplitude: I mw plus or minus 2 db
Noise Figure: 11 db
Frequency: 1 cycle equals 2000 yd range.
Intermediate Frequency: 30 mc
341-cps Sine Wave
Wide Bandwidth: 8 mc
Pulse Amplitude: 1 mw plus or minus 2 db
Narrow Bandwidth: 1.B mc
External Pretrigger
Dynamic Range of Gain Control: 73 db
Termination Impedance (Radar Internal):
Gate Width
75 ohms.
Tracking: 0.5; 0.75; and 1.25 usec
Pulse Amplitude: plus 10v min; 75v max
Acquisition: 1.0; 1.25; and 1.75 usec
Pulse Duration: 0.2 usec min; 1.0 usec max.
Servo Bandwidth
Pulse Rise Time: 0.1 usec approx
Range: 1 to 10 cps (var)
Pulse-to-Pulse Time Jitter: 0.005 max
Angle: 0.25 to 5 cps (var)
Radar Outputs
Radar Inputs
Termination Impedance: 75 ohms
Digital Data Read Pulse
Pulse Amplitude: 25v min
Termination Impedance (Radar Integral):
Pulse Duration: 1.0 usec
75 ohms.
Pulse Rise Time: 0.1 usec max
Pulse Amplitude: 10v min; 75v max
Data Read Rate: 100 pps, max
Pulse Duration: 0.2 usec min; 1.0 usec
Data Shift Rate: 100 kc max
max.
Angle and Range Synchro Data
Pulse Rise Time: Approx 0.1 usec
Type I Synchro Data Output Calibration
Data Read Rate: 100 pps max
Azimuth Coarse: 360 deg per revolution.
Digital Data Shift Pulse
Azimuth Fine: 10 deg per revolution.
Termination Impedance (Radar Internal):
Elevation Coarse: 360 deg per revolution.
75 ohms.
Elevation Fine: 10 deg per revolution
Pulse Amplitude: l0v max; 75v min
Range Coarse: 1,296,000 yds per revolution.
Pulse Duration: 0.2 usec min; 1.0 usec
Range Medium: 72,000 yds per revolution.
max
Range Fine: 2000 yds per revolution.
Pulse Rise Time: 0.1 usec approx
AN/FPS-16(V): 2
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