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性能指标Performance |
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型号Model |
北斗车载指挥机天线DY-BDTRT47P45A |
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工作频率Operating Frequency |
BD R BD T |
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极化方式Polarization |
右旋圆极化 Right-Hand Circular Polarization |
左旋圆极化 Left-Hand Circular Polarization |
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增益Gain(dB) |
仰角Elevation90° |
4 |
6 |
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仰角Elevation 20° |
≥1 |
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仰角Elevation 10° |
≥-2 |
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方向图Pattern |
水平Horizontal |
全向Omnidirectional |
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垂直Vertical |
半球Hemisphere |
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轴比Axis Ratio(dB) |
仰角Elevation>20° |
≤3 |
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驻波比VSWR |
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≤1.4:1 |
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接收增益Receive Gain(dB) |
41 |
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发射功率Tran***it Power(W) |
10/30 |
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噪声系数Noise Figure(dB) |
2 |
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端口隔离度Port Isolation(dB) |
>70 |
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工作电压Operating Voltage(V) |
28 |
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工作电流Operating Current(A) |
2/3 |
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工作温度Operating Temperature (℃) |
-40~+70 |
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接头形式Connection Type |
***A-K |
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外形尺寸Dimensi***(mm) |
Φ190×100 |
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