（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     850/1900MHz or 900/1800MHz

V.S.W.R              2.0:1

Impedance           50 ohm

Typical Gain        2dBi+/-1dB@850MHZ;        2dBi+/-1dB@900MHZ;      

1dBi+/-1dB@1800MHZ;       1dBi+/-1dB@1900MHZ

 （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                  ＜150gram

Size                    46 mm(D)×14.5mm(H)

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                Screw Mounting(hole or roof 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