The External GPS antenna has a center frequency of 1575.42 ± 3MHz. The output VSWR is <2.0. The band width offered is 20MHz with an impedance of 50 ohms. The antenna has got a Magnetic base for the ease in mounting. Also the material is weather proof.
GPS External Antenna Specification:
Center Frequency: 1575.42 ± 3MHz
Output VSWR: <2.0
Band width: 20MHz
Impedance: 50 Ohms
LNA gain (without cable): 28 ±2dB type (3.3 to 5V)