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3.7米环焦天线--技术指标 |
3.7 m Ring-Focus Antenna, Technical Specifications |
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Electric Specifications |
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C-band Reception |
C-band Transmission |
Ku-band Reception |
Ku-band Transmission |
电气指标 |
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C-接收 |
C-发射 |
Ku-接收 |
Ku-发射 |
Frequency (GHz) |
频率 |
3.625-4.2 |
5.85-6.425 |
10.95-12.75 |
14-14.5 |
Gain (dB) |
增益 |
42 |
45.2 |
50.9 |
52.5 |
SWR |
驻波比 |
1.25:1 |
1.25:1 |
1.25:1 |
1.25:1 |
Beamwidth:-3dB |
波束宽度 |
1.32 ° |
0.86 ° |
0.47 ° |
0.38 ° |
-15dB |
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2.75 ° |
1.73 ° |
0.91 ° |
0.75 ° |
An tenna Noise Temperature (K) |
噪声温度 |
2/4 Port Feed |
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2/4 Port Feed |
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2/4端口馈源 |
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2/4端口馈源 |
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10°Elevation |
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36 |
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50 |
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20°Elevation |
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30 |
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44 |
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40°Elevation |
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25 |
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38 |
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Power Handling Capability |
功率容量 |
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5Kw/port |
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1Kw/port |
Feed Interface |
接口形式 |
CRP-229G |
CRP-159GG/137G |
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WR-75 |
Feed Insertion Loss (dB) |
馈源插损 |
0.15 |
0.2 |
0.25 |
0.25 |
Port-port isolation (dB) |
端口隔离 |
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T-R |
收发 |
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85 |
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Cross Polarization Isolation (dB) |
交叉极化隔离 |
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(0dB) |
35 |
35 |
35 |
35 |
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(1dB) |
33 |
33 |
33 |
33 |
Axial ratio,(dB) |
轴比 |
0.5 |
0.5 |
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Sidelobe Envelope |
副瓣包络 |
CCLR.580 |
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Mechanical Specification |
机械性能 |
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Azimuth Range |
方位范围 |
±60 ° |
Elevation Range |
俯仰范围 |
5 ° to 90 ° |
Foundational Parts |
预埋件 |
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Surface Accuracy |
表面精度 |
0.5mm |
Coating |
喷漆 |
Spray-paint (white) |
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Environmental Specification |
环境特性 |
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Operating Wind Speed |
工作风速 |
20m/s(72km/h) |
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To27m/s(97km/h) |
Max Wind Speed |
生存风速 |
55.6m/s(200km/h) |
Ambient Temperature |
温度 |
- 45 ° to 60 ° |
Relative Humidity |
湿度 |
10% to 98% |
Vibrations |
地震 |
0.3G, horizontal |
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0.15G,vertical
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