GPS&GAM External Circular Vechile Tracking Antenna

GPS&GSM external combined antenna of our company, can receive GPS satellite positioning signal and GSM network signal, is a kind of high gain, high sensitivity, universal GPS&GSM combined antenna work. It has the advantages of small volume, light weight, durable, high accuracy and sensitivity, low power consumption, high reliability and other excellent characteristics that can be used with a variety of GPS&GSM receiver, widely used in vehicle navigation dispatching, vehicle tracking and monitoring, control and other fields.

GPS Antenna soecification

Range of receiving frequency: 1575.42±5

Center frequency: 1575.42

Band width: ≥10

V.S.W.R.: ≤2.0

Gain: 3

Axial ratio: ≤4

Polarization: Right-handed cricular

Impedance: 50Ω

Amplifier specification

Range of frequency: 1575.42±5

Amplifier gain: 28±2

V.S.W.R.: ≤2.0

Noise factor: ≤2.0

Volts D.C.: ≤20mA

Direct current: ≤20mA

Out of band rejection: ≤-25(fo+100MHz); ≤-40(fo-100MHz)

GSM Antenna

Frequency band: 890~9601720-1920

Directing of antenna: Quasi dipole

Gain: ≤2.0

V.S.W.R.: ≤2.0

Nomal impedance