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JRC RADAR 1800 - Display Unit

JRC RADAR 1800
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133
Section 9 Specification
Outside dimensions approx. height 227mm × diameter 450mm
(1.5ft)
Mass approx. 5kg
Plane of polarization Horizontal polarization
Beam width Horizontal beam width 5.2 degrees
Ver tical beam width 30 degrees
Side lobe level -21dB max.
Antenna rotation Approx. 32 rpm
Transmission output 2kW
Transmission frequency 9445±30MHz
Transmission tube Magnetron
Transmission pulse length/PRF
0.125nm 0.08µs/2250Hz
0.25nm 0.08µs/2250Hz
0.5nm 0.08µs/2250Hz
0.75nm 0.08µs/2250Hz
1.5nm 0.3µs/1200Hz
3nm 0.8µs/600Hz
6nm 0.8µs/600Hz
12nm 0.8µs/600Hz
24nm 0.8µs/600Hz
Duplexer T-junction with diode Limiter
MixerMIC front end
Intermediate frequency amplifier
Intermediate frequency 60MHz
Band width 10MHz (0.08µs)
3MHz (0.3µs, 0.8µs)
Gain 90dBmin.
Receiver characteristic linear receiver
Overall noise figure 7dB (average)
Timed TX mode TX time 10, 20, 30, all rotation
STBY time 3, 5, 10, 15 minutes
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