GMR 404/406 Marine Radar Installation Instructions
Specifications
4 ft Open-Array Antenna:
Type:
End fed slotted waveguide
Horizontal Beamwidth:
1.8 degrees
Horizontal Sidelobes:
-23 dB within ±10 deg of main
-30 dB outside ±10 deg of main
Vertical Beamwidth:
24 degrees
Antenna Gain:
29 dBi
Polarization:
Horizontal
Input Return Loss
Better than -20 dB
Weight
12 lbs (5.4 kg)
6 ft Open-Array Antenna:
Type:
End fed slotted waveguide
Horizontal Beamwidth:
1.1 degrees
Horizontal Sidelobes:
-25 dB within ±10 deg of main
-30 dB outside ±10 deg of main
Vertical Beamwidth:
24 degrees
Antenna Gain:
30 dBi
Polarization:
Horizontal
Input Return Loss:
Better than -20 dB
Weight:
16 lbs (7.3 kg)
Open-Array Scanner
Transmit Power:
4 kW
Transmitter Frequency:
9410 ±30 MHz
Input Voltage:
10.5 – 38 VDC
Typical Input Power:
45 W
Input Power (100 kts wind):
130 W maximum
Range/Pulse Width/PRF (nm/nsec/Hz):
0.125/65/2304
0.250/65/2304
0.500/80/2304
0.750/200/1152
1.0/250/1152
1.5/500/576
2.0/500/576
3.0/800/576
4.0/800/576
6.0 – 24/1000/576
36 – 72/1000/288
Summary of Contents for GMR 190-00669-02
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