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Model: BY-GPS/GLONASS -18

（i）Dielectric Antenna
Frequency（MHz ）：1575/1602
Center Frequency（MHz ）：1590
VSWR：1.5:1
Bandwidth（MHz ）：±5 
Impedance（Ω）：50 
Peak Gain ＞3dBi Based on 7cm×7cm ground plane
Gain Coverage ＞-4dBi at –90°＜0 ＜+90°(over 75% Volume)
Polarization：RHCP
（ii）LNA/Filter
LNA Gain(Without cable)：28 dBi Typical
Noise Figure（dB）：1.5
Filter Out Band Attenuation (f0=1595 MHz)
7dB Min f0+/-20MHz ;
20dB Min f0+/-50MHz ;
30dB Min f0+/-100MHz
VSWR ＜2.0
DC Voltage（V）：2.7 to 5.0 
DC Current（mA）：11Max
（iii）Mechanical
Weight（gram）：＜60
Size（mm）：18×18 X 7
Cable Length（cm）：5-20
Connector：U.FL/IPEX/GSC/H.FL etc.
（iv）Environmental
Working Temp：-40℃~+85℃
Storage Temp：-45℃~+100℃
Vibration：Sine sweep 1g(0-p)10~50~10Hz each axis

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JIAXING BEYONDOOR ELECTRONICS CO.,LTD
Address: #101, Weiyi West Road, Dongzha  Economic Zone ,Jiaxing 314000,Zhejiang,China
Website:www.beyondoor.com
E-MAIL: frank@beyondoor.com
MSN:firstgps@hotmail.com
SKYPE NAME:beyondoorgps