Bolymin BETA903A, User Manual, Page: 15 / 95

BETA903A USER MANUAL - 15 -
1.2.4. GPS Antenna Specifications
Parameter Specifications
Patch Specifications
Center Frequency 1575.42±3 MHz
Bandwidth 6 MHz
Polarization Linear
S11 <-15 dB
Max Gain -0.5(typ.)(144,162) dBi
Frequency Temperature
Coefficient
0±20 ppm/
ɗ
Filter/LNA Specifications
Gain 19±3 Db (DC=3.0V)
Noise Figure 1.5 dB(typ) (DC=3.0V)
Output V.S.W.R 2.0 max (DC=3.0V)
Current(DC=3.0V±0.01V) 3.5 ±1.5 mA
Overall Specifications
Center Frequency 1575.42±1.023 MHz(When covered with a radome on LAN ground plane.)
Gain at Zenith 18 dBi typ (for ground 32x8.7 mm)
Output Impedance 50 ohm
Output VSWR 2.0 typ.
Operation Voltage 3.0 ±03 V