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10
2 kW radar system specifications
DC input
Scanner type
Scanner dimensions
Scanner weight
Vibration Amplitude
Waterproof
Plane of polarization
Preheating time
Power consumption
Emission type
Peak power output
Transmitter frequency
Transmitter tube
Horizontal beam width
Vertical beam width
Side lobe level
Rotation rate
Pulse length/PRF
Duplexer
Mixer
IF amplifier
IF amplifier output
IF band width
IF characteristic
Gain
Noise figure
Temperature range
Relative humidity
Relative wind velocity
Northstar 2 kW Radar Installation Manual
2 kW scanner
10.8 V to 15.6 V DC (DC 12 V system ONLY)
Radome
Depth: 17.7" (450 mm)
Height: 8.93 (227 mm)
9.26 lbs (4.2 kg) ± 5%
0.1" (3 mm) (0 to 500 cpm)
0.29" (0.75 mm) (550 to 1500 cpm)
0.007" (0.2 mm) (1500 to 3000 cpm)
IPX6
Horizontal
Minimum 90 seconds
25 W (maximum) at 12 V DC
P0N
FCC ID: CKEJMA1020
IC ID: 768381105A
R&TTE: DERA-RTTE-34/01-01
2 kW ±50% under any pulse conditions
9445 ±30 MHz
Magnetron NJRC M1537
5.2º ± 10% (3 dB width)
30º ± 20% (3 dB width)
< -21 dB maximum (within ± 10°)
27 rpm ±10%
0.08 μs +50/-25% (2250 Hz)
0.3 μs +50/-30% (1200 Hz)
0.8 μs ±25% (600 Hz)
See Pulse Width and Bandwidth Selector table (below).
Microwave T-junction with diode limiter
Model NJRC NJS6947
MIC front-end
Center frequency 60 MHz ± 3 MHz
14 dB for -3.2 V into 50 ohms (typical)
1 0 MHz ±3 MHz (0.08 μs)
3 MHz ±1 MHz (0.3 μs, 0.8 μs)
Linear
Minimum 90 dB
NJT1027 @ 7 dB (average) at front-end input
+5ºF to +131ºF (-15ºC to +55ºC)
95% at 95ºF (35ºC)
118.11 ft (36.0 m)/sec (maximum 70 knots)
49
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