Garmin GA 56W, Installation Instructions Manual, Page: 8 / 12

Page 1-4 GA 56W Antenna Installation Instructions
Revision D 190-00483-01
2. Antenna Specifications
2.1 Antenna Part Numbers
Item Unit Part Number
Catalog Part
Number
GA 56W 011-01111-00 010-10561-01*
*
Includes Installation Kit K00-00194-00
2.2 Antenna Weight
Item Weight
GA 56W 0.24 lbs. (0.11 kg)
Install Kit 0.11 lbs. (0.05 kg)
2.3 WAAS Electrical Specifications
2.3.1 WAAS Antenna Specifications
Characteristics Specifications
Frequency Range 1565 to 1585 MHz
Gain 26.5 dB to 28.5 dB
Noise Figure ≤ 4.00 dB
Nominal Output Impedance 50 ohms
Supply Voltage 4.5 to 5.5 VDC
Supply Current 50 mA max
Output Connector BNC
2.3.2 Antenna Pattern
(measured with a 3 wavelength radius ground plane)
Frequency Elevation angle (0=up) RHCP Isotropic Gain (min) Axial Ratio
1575MHz
1575MHz
1575MHz
1575MHz
1575MHz 0
75
80
85
90
3.0 dBic
-0.5 dBic
-2.0 dBic
-3.4 dBic
-5.7 dBic
3 dB max
3 dB max
6 dB max
6 dB max
6 dB max