138数码机专用11300双极化高频头
外贸出口KU波段11300高频头可以接收108.2,76.5,138度卫星的节目。信号质量超过百昌KL-525
KU波段11300高频头参数:
1.输入频率(Input Frequency):12.25-12.75GHz
2.输出频率(Output Frequency):950-1450MHz
3.本振频率(L.O. Frequency):11.3GHz
4.本振稳定度(L.O. Stability):±1MHz(-40℃to+70℃)
5.噪声系数(Noise Figure):0.1 dB
6.增益(Conversion Gain):≥65dB
7.增益平坦度(Gain Flatness):≤55dB
8.输入驻波(Intput VSWR):2.5:1(max)
9.输出驻波(Output VSWR):2.0:1(max)
10.输出连接(Output Connector):F-female Connector
11.输出阻抗(Output Impedance):75Ω
12.极化隔离(Cross Polar Isolation):20dB(min)
13.供电电压(Supply Voltage):
1)Ca:11.5-14.0v(Vertical Polarization) 13VDCType
2)Cb:16.0-19.0v(Horizontal Polarization)18VDCType
14.直流电流(Direct Current):150mA
15.工作温度(Operating Temperature):-40℃to+70℃
16.储藏温度(Storage Temperature):-40℃to+80℃
17.相对湿度(Relative Humidity):0%-95%
18.镜频抑制(Image Rejection):45 dB (min)