G900X/G950 Installation and Maintenance Manual – Garmin GPS WAAS Antenna
Page 12-1
190-00719-00
Revision D
12 Garmin GPS WAAS Antennas
12.1 Description
This section provides mechanical and electrical installation requirements for installing the following
Garmin GPS WAAS Antennas:
•
GA 35 Teardrop GPS WAAS Antenna
•
GA 36 ARINC mount GPS WAAS Antenna
•
GA 37 ARINC mount GPS WAAS and XM Antenna
12.2 GA 35 Teardrop GPS WAAS Antenna
12.2.1 Specifications
Table 12-1. GA 35 WAAS Specifications
Characteristics Specifications
Frequency Range
1575 MHz +/- 10 MHz
Polarization
Right Hand Circular
Axial Ratio
3 dB Max at bore site
Elevation Angle
Minimum Gain
>15
°
-2.0
dBic
10
°
-3.0
dBic
5
°
-3.5
dBic
Radiation Coverage
0
°
-7.5
dBic
Weight
0.47 lbs. (0.21 kg)
Finish Polyurethane
Enamel
Operating Temperature
-55°C to +85°C
Operating Altitude
55,000 feet (16,764m) max
Noise Figure
1.9 dB max @ 25°C, 2.5 dB max
Impedance 50
ohms
VSWR (Dry)
≤
1.5:1
VSWR (Rain)
≤
2.0:1
Power Handling
1 Watt
Voltage 5-18
VDC
Current
40 mA nominal, 60 mA max
TSO TSO-C144
and
TSO-C129a