GPS Antenna GA22

Optimized for Your AIS Transponder

High performance GPS antenna in IP67 enclosure

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  • Description

GA-22 is our new GPS antenna designed for AMEC AIS products. It can also be a replacement for other navigational devices.

The GPS antenna is engineered to meet rigorous demands of marine environment. It is tested with AMEC AIS transponders and has passed all relevant environmental tests. Its UV resistant enclosure is IP67 waterproof. The built-in high performance LNA (low noise amplifier) ensures excellent sensitivity.

GA-22 has 2 mounting options: pole mount and base mount. It has 10 meter RG174 cable that facilitates routing and installation.

GPS ANTENNA
Center Frequency  1575.42 MHz ± 2
Bandwidth10 MHz
VSWR1.5 Max (Typical 1.3)
Axial Ratio1.5 dB Typical
Radiation Eifficiency -0.6
PolarizationRight Hand Circular Polarization
LNA (LOW NOISE AMPLIFIER)
Frequency1575.42 MHz
Gain29 dB Typical @ 3.3V DC
VSWR2 Max
Noise Figure0.95 dB Typical
Out-Band Attenuation20 dB min. @ fc ± 50 MHz
DC Power InputDC 3 ~ 5 V
Power Consumption5mA @ 3.3V, 8.5mA @ 5V
Output Impedance50Ω
GPS ANTENNA & LNA
Frequency1575.42 MHz
Gain31 dB Typical
Noise Figure0.65 dB Typical
Axial Ratio @ Zenith1.5 dB Typical
VSWR1.5 Max (Typical 1.3)
Impedance50Ω
ENVIRONMENTAL
Operating Temperature-30°C~+75°C
Storage Temperature-30°C~+75°C
Relative Humidity95% @ 40°C, non-condensing
Water ResistanceIP67
MECHANICAL
Dimension75 mm (Dia.) x 35 mm (H)
Weight248 g (without mounting)
ConnectorTNC (male)
Cable10M RG174 Cable
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