（i）Dielectric Antenna
Center Frequency 1575.42MHz±3 MHz
V.S.W.R 1.5:1
Band Width ±5 MHz
Impedance 50 ohm
Peak Gain ＞3dBic Based on 7×7cm ground plane
Gain Coverage ＞-4dBic at –90°＜0＜+90°(over 75% Volume)
Polarization RHCP

（ii）GSM Antenna
Center Frequency 850/900/1800/1900Mhz
Typical Gain 2dBi+/-1dB@850MHZ
2dBi+/-1dB@900MHZ
1dBi+/-1dB@1800MHZ; 1dBi+/-1dB@1900MHZ
V.S.W.R 2.0:1
Impedance 50 ohm

（iii）LNA/Filter
LNA Gain(Without cable) 28dB Typical
Noise Figure 1.5dB
Filter Out Band Attenuation (f0=1575.42 MHZ)
7dB Ｍin f0+/-20MHZ ;
20dB Ｍin f0+/-50MHZ;
30dB Ｍin f0+/-100MHZ
V.S.W.R ＜2.0
DC Voltage 2.7V/3.0V/3.3V/5.0V/3.0V to 5.0V/other
DC Current 11mA Max

（iv）Mechanical
Weight ＜270gram
Size 84x53.8x62mm
Cable GPS-----RG174 2meter, 5meter long or other
GSM-----RG174 2meter, 5meter long or other
Connector GPS-----SMA/SMB/SMC/BNC/FME/TNC/MCX /MMCX or other
GSM-----SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX or other
Mounting Magnetic/Screw Mounting
Housing Black

（v） Environmental
Working Temp. -40℃~+85℃
Storage Temp. -45℃~+100℃
Vibration Sine sweep 1g(0-p)10~50~10Hz each axis
Humidity Humidity95%~100%RH
Weatherproof 100%Waterproof