20
GMR 20/40 Owner’s Manual
Specifications
Unit Dimensions:
28” (710 mm) D x 8” (205 mm) H.
Radar Scanner Weight:
Unit 26 lbs; cable 8.35 lbs.
Range Scales (Range Rings):
GMR 40 — 1/8 nm (1/32 nm) to 36
nm (9 nm) GMR 20 — 1/8 nm (1/32 nm) to 24 nm (6 nm).
Power Output:
GMR 20: 2 kW / GMR 40: 4kW.
Power Input Source:
10-35 v D.C. 28W.
Operating Temperature Range:
-25°C to 70°C, and a relative
humidity up to 95% at 35°C.
Beamwidth:
Horizontal beamwidth of 3.6° nominal / Vertical
beamwidth of 25° nominal.
Range:
GMR 20: 24 nm / GMR 40: 36 nm.
Wind Velocity:
Wind speed up to 100 Kts.
Antenna RPMs:
24 rpm.
Range Ring Accuracy:
+/- 1 meter.
Bearing Accuracy:
1°
Minimum Range:
35 meters
Range Discrimination:
30 meters
Sensitivity and Tune Controls:
Gain, Sea Clutter, Rain Clutter,
Frequency Tune.
Radar/Chart Synchronization:
Overlay Mode. Split overlay with
standard radar presentation.
Off Center Function:
Look ahead, Auto Shift, and Manual.
RF Transmit Frequency:
9410 ± 30 MHz
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PECIFICATIONS
Summary of Contents for GMR 20
Page 1: ...GMR 20 40 Marine Radar Owner s Manual...
Page 31: ......
