GPS Active Antenna Specification

一、产品型号Product Model GPS

二、介质天线Dielectric Antenna

中心频率Center Frequency 1575.42±3 MHz

电压驻波比V．S．W．R 1.5:1

带宽Band Width±5 MHz

阻抗Impendence 50Ω

最高增益Peak Gain＞3dBic Based on 7×7cm ground plane

增益范围Gain Coverage＞-4dBic at -90°＜0＜+90°(over 75% Volume)

天线极化Polarization RHCP

三、放大器/滤波器LNA/Filter

放大器增益LNA Gain Without cable 30dB Typical

噪声系数Noise Figure 1.5dB

滤波器带外衰减Filter Out Band Attenuation (f0=1575.42MHz)

7dB Min f0+/-20MHz;

20dB Min f0+/-50MHz;

30dB Min f0+/-100MHz

输出电压驻波比V．S．W．R＜2.0

直流电压DC Voltage 3V，5V，3V to 5V或其它

直流电流DC current 5mA，10mA，Max

四、结构Mechanical

重量Weight＜100（克）gram

外型尺寸Size 58×40×15mm

电缆Cable RG174 3meters

连接器型号Connector SMA

固定方式Mounting 磁性Magnetic base/粘贴sticking

外壳颜色Housing 黑Black

五、环境Environmental

工作温度Working Temp -40℃~+85℃

振动Vibration Sine sweep 1g(0-p)10~50~10Hz each axis

湿度Humidity Humidity 95%~100%RH

防水Weatherproof 100%Waterproof