GPS 天线 GPS Antenna
中心频率Center Frequency 1575.42MHz±3 MHz
电压驻波比V.S.W.R 1.5:1
带宽Band Width ±5 MHz
阻抗Impendence 50 ohm
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
GSM天线 GSM Antenna
频率Center Frequency 824MHz~960MHz
1710MHz~1990MHz
电压驻波比V.S.W.R 2.0:1
阻抗Impendence 50 ohm
典型增益Typical Gain 2dBi+/-1dB@900MHZ
1dBi+/-1dB@1800MHZ
放大器/滤波器LNA/Filter
放大器增益LNA Gain(Without cable) 28dB Typical
噪声系数Noise Figure 1.5dB
滤波器带外衰减 Filter Out Band Attenuation (f0=1575.42 MHZ)
7dBMin f0+/-20MHZ ;
20dBMin f0+/-50MHZ;
30dBMin f0+/-100MHZ
输出电压驻波比V.S.W.R <2.0