9M--Antenna
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KVH
9米卫星通信地球站天线－－技术指标
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KVH
9m Offset-Feed
Antenna,
Technical
Specification
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Electric Specification
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C-band Reception
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C-band Transmission
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Ku-band Reception
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Ku-band Transmission
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电气指标
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C-接收
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C-发射
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Ku-接收
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Ku-发射
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Frequency (GHz)
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频率
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3.625-4.2
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5.85-6.425
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10.95-12.75
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14-14.5
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Gain (dB)
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增益
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49.9
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53.1
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59.2
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60.04
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SWR
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驻波比
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1.25：1
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1.25：1
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1.25：1
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1.25：1
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Beamwidth:-3dB
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波束宽度
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0.55 °
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0.4 °
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0.19 °
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0.16 °
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-15dB
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1.2 °
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0.8 °
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0.38 °
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0.32 °
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An tenna Noise
Temperature (K)
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噪声温度
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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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35/40
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60/66
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20°Elevation
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27/34
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50/56
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40°Elevation
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24/30
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44/50
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Power Handling
Capability
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功率容量
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1Kw/port
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Feed Interface
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接口形式
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CRP-229G
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CRP-159GG/137G
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WR-75
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Feed Insertion
Loss (dB)
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馈源插损
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0.15/0.2
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0.2
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0.4/0.45
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0.4
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Port-port
isolation (dB)
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端口隔离
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T-R
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收发
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35
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85
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Linear
Polarization
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线级化
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30
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30
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30
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30
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Circular
Polarization
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圆级化
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21
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21
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Cross
Polarization Isolation (dB)
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交叉极化隔离
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35
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35
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35
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35
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0.5
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Axial ratio,(dB)
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轴比
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0.5
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Sidelobe
envelope
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副瓣包络
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CCIR.580-4
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Mechanical Specification
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机械性能
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Azimuth Range
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方位范围
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±90 °
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Elevation Range
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俯仰范围
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0 ° to 90 °
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Foundation Parts
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预埋件
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Polarization
Travel Rate
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极化转速
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1/s
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Surface Accuracy
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表面精度
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0.5mm
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Coating
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喷漆
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Spray-paint
(white)
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Environmental Specification
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环境特性
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Operating Wind
Speed
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工作风速
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20m/s(72km/h)
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To27m/s (97km/h)
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Max Wind Speed
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生存风速
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55.6m/s(200km/h)
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Ambient
Temperature
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温度
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- 55 ° to 70 °
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Relative
Humidity
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湿度
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1% to 1
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Vibrations
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地震
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0.3G,horizontal
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0.15G,vertical
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