|
|
|
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型號(hào) Type
|
C
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Ku
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射頻特性
Electrical Specifications
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C波段
C-Band
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Ku波段
Ku-Band
|
|
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接收Receive
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發(fā)射Transmit
|
接收Receive
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發(fā)射Transmit
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工作頻段
Operating Frequency,GHz
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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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14.0~14.5
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天線增益
Gain, Mid-Band, dBi
|
40.1
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44
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49.8
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50.8
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極化
Polarization
|
線 、圓
Linear or Circular
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線
Linear
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交叉極化鑒別率
XPD(on
axis),dB
|
35
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35
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35
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35
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圓極化軸比
Axial Ratio
|
1.30
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1.09
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電壓駐波比
VSWR
|
1.25
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1.25
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1.25
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1.25
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噪聲溫度Antenna Noise
Temperature
仰角
10°Elevation
30°Elevation
50°Elevation
|
32°K
21°K
20°K
|
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48°K
38°K
35°K
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G/T值
Typical G/T ( El.>20°)
|
20.4dB/°K
(60°LNA)
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27dB/°K
(140°LNA)
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-3dB波束寬度
Beamwidth, Mid-Band
|
1.5°
|
1.1°
|
0.56°
|
0.49°
|
|
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功率容量Tx. Power
Capability, KW
|
|
5
|
|
2
|
|
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接口
Feed interface
|
CPR-229G
|
CPR-137G
|
WR-75
|
WR-75
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|
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收發(fā)隔離Isolation, Tx to
Rx, dB
|
90
|
85
|
|
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旁瓣
First Sidelobe
90% Peaks under Following envelop
|
-14
29 - 25 logθ(1°≤θ<20°)
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-14
29 - 25 logθ(1°≤θ<20°)
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注 :*
可選10.95
~
11.70 GHz
、11.70
~
12.25 GHz或12.25
~
12.75 GHz頻段。
|
|
|
機(jī)械特性
MECHANICAL SPECIFICATIONS
|
天線口徑
Antenna Diameter
|
3 m
|
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天線類型
Antenna Type
|
前饋/環(huán)焦型天線
Ring Focus
|
|
天線座架形式
Mount Type
|
俯仰/方位
El. Over Az.
|
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反射面精度
Surface Accuracy(RMS)
|
≤0.5 mm
|
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天線重量(凈重)Weight(Net)
|
340 kg
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天線指向范圍Antenna
Pointing Range(Continuous)
方 位
Azimuth
俯 仰
Elevation
|
0°~
360°
0°~90°
|
|
天線轉(zhuǎn)動(dòng)方式
Drive Mode
|
手動(dòng)或電動(dòng)
Manual or Motor
|
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伺服系統(tǒng)
Motor Drive System
方位轉(zhuǎn)速
Azimuth Travel Rate
俯仰轉(zhuǎn)速
Elevation Travel Rate
|
0.11°/S
(0.03°/S)
0.17°/S
(0.04°/S)
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環(huán)境特性ENVIRONMENTAL SPECIFICATIONS
|
工作風(fēng)速
Operational Winds
|
72km/h gusting to 106 km/h
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不破壞風(fēng)速
Survival Winds
|
216 km/h
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環(huán)境溫度
Temperature
|
-30℃~50℃
|
|
濕 度
Relative Humidity
|
1
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太陽(yáng)輻射
Solar Radiation
|
1135Kcal/h/m2
|
 |
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