(真正的工厂)的组合全球定位系统/全球移动通信系统天线

(Factory)Combo GPS/GSM Antenna (i)Dieletric Antenna Center Frequency 1575.42MHz±3 MHz V.S.W.R 1.5:1 Band Width ±5 MHz Impendence 50 ohm Peak Gain More than 3dBic Based on 7×7cm ground plane Gain Coverage more than -4dBic at –90°less than 0 less than +90°(over 75% Volume) Polarization RHCP (ii)GSM Antenna Center Frequency 850/1900MHz or 900/1800MHz V.S.W.R 2.0:1 Impendence 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; 30dBmin f0+/-100MHZ V.S.W.R less than 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 less than 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 (