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2.4米环焦天线--技术指标 |
2.4 m Ring-Focus Antenna, Technical Specifications |
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Electric specifications |
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Ku-band Reception |
Ku-band Transmission |
电气指标 |
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Ku-接收 |
Ku-发射 |
Frequency (GHz) |
频率 |
12.25-12.75 |
14-14.5 |
Gain (dB) |
增益 |
47.5 |
49 |
SWR |
驻波比 |
1.25:1 |
1.25:1 |
Beamwidth:-3dB |
波束宽度 |
0.48 ° |
0.34 ° |
-15dB |
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0.97 ° |
0.68 ° |
Antenna Noise Temperature (k) |
噪声温度 |
2 port feed |
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2 端口 馈源 |
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10°Elevation |
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52 |
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20°Elevation |
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44 |
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40°Elevation |
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38 |
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Power Handling Capability |
功率容量 |
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1Kw/port |
Feed Interface |
接口形式 |
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WR-75 |
Feed Insertion (dB) |
馈源插损 |
0.4 |
0.4 |
T-R isolation (dB) |
收发隔离 |
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Cross Polarization Isolation (dB) |
交叉极化隔离 |
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( 0 dB) |
35 |
35 |
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(1 dB) |
33 |
33 |
Axial ratio, (dB) |
轴比 |
0.5 |
0.5 |
Sidelobe envelope |
副瓣包络 |
CCLR.580 |
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Mechanical Specifications |
机械性能 |
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Azimuth Range |
方位范围 |
±360 ° |
Elevation Range |
俯仰范围 |
5 ° to 90 ° |
Foundation Parts |
预埋件 |
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Surface Accuracy |
表面精度 |
0.5mm |
Coating |
喷漆 |
Spray-Paint (white) |
Environmental Specifications |
环境特性 |
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Operating Wind Speed |
工作风速 |
20m/s (72km/h) |
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To 27m/s(97km/h) |
Max Wind Speed |
生存特性 |
55.6m/s(200km/h) |
Ambient Temperature |
温度 |
- 30 ° to 60 ° |
Relative Humidity |
湿度 |
0% to 100% |
Vibrations |
地震 |
0.3G,horizontal |
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0.15G,vertical |
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