Page 11-2
G900X/G950 Installation and Maintenance Manual – GWX 68
Revision D
190-00719-00
11.2 Electrical Specifications
Table 11-1. GWX 68 Electrical Specifications
Characteristics
Specifications
Display Colors
4 Colors
Selectable Ranges
2.5, 5, 10, 20, 40, 60, 80, 100, 120, 160, 240, and 320nm
Weather Avoidance Range
270nm max
Performance Index
214dB
Tx Frequency
9.375 GHz +/- 30 MHz
Rx Sensitivity
-110dBm MDS
Manual Gain
+12dB to -28dB
Antenna Beamwidth
9.0°
Magnetron Power
6.5kW nominal
5kW minimum
Pulse Width
1 or 4
μ
S nominal
Horizontal Scan Angle
Pilot adjustable – 20, 40, 60 or 90°
Vertical Scan Angle
60°
Scan Centerline
Pilot adjustable
Scan Rate
12 looks/minute
Manual Tilt
±15°
Stabilization
±30° combined pitch and roll and manual tilt
Altitude
50k Ft unpressurized
Roll Trim
+4° to -4°
STC
Effective to 40nm
Extended STC
40nm to 320nm
Input Voltage
14/28 Vdc See the Environmental Qualification Form for
details on surge ratings and minimum/maximum operating
voltages.
Input Current
2A @ 28V, maximum
11.3 Environmental Characteristics
Table 11-2. GWX 68 Environmental Specifications
Characteristics
Specifications
Operating Temperature Range
-55°C to +70°C. For more details see Environmental
Qualification Form.
Humidity 95%
non-condensing
Altitude Range
-1,500 ft to 50,000 ft
11.3.1 Environmental Qualification Form
Refer to the GWX 68 Environmental Qualification Form, Garmin part number 005-00171-00, for a
complete list of environmental characteristics.