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( I ) Product Overview
BY-GPS/GSM/AM-FM-01
(i）Dielectric Antenna
Center Frequency（MHz）：1575.42±3
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）GSM Antenna
Center Frequency（MHz）：850/900/1800/1900
VSWR：2.0:1
Impedance（Ω）：50
Typical Gain：2dBi+/-1dBi@850MHz ; 2dBi+/-1dBi@900MHz 
                          1dBi+/-1dBi@1800MHz;1dBi+/-1dBi@1900MHz
（iii）AM-FM Antenna

Frequency: 76-110MHz (FM), 525-1,700KHz (AM)
Gain: +20dB (FM), +5dB (AM)
Impedance: 75 ohm
Cable: 3C-2V
Voltage: 10-14V

（iV）LNA/Filter
LNA Gain(Without Cable) ：28 dBi Typical
Noise Figure（dB）：1.5
Filter Out Band Attenuation (f0=1575.42 MHz) 
7dB Min f0+/-20MHz ;
20dB Min f0+/-50MHz;
30dB Min f0+/-100MHz
VSWR ＜2.0
DC Voltage （V）：2.7/3.0/3.3/5.0/3.0 to 5.0 etc.
DC Current （mA）：11 Max
（v）Mechanical
Weight（gram）＜240 
Size（mm）：84×53.8×62
Cable GPS（m）：RG174 2,5 etc.
            GSM（m）：RG174 2,5 etc.

AM-FM: 8"
Connector GPS：SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX etc.
                    GSM：SMA/SMB/SMC/BNC/FME/TNC/MCX/MMCX etc.
Mounting：Screw(Hole/Roof)
Housing：Black
（vI）Environmental
Working Temp：-40℃~+85℃
Storage Temp：-45℃~+100℃
Vibration：Sine sweep1g(0-p)10~50~10Hz each axis
Humidity：Humidity95%~100%RH
Weatherproof：100%Waterproof

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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