|
|
型号 Type
|
C
|
Ku
|
|
射频特性
Electrical Specifications
|
C波段
C-Band
|
Ku波段
Ku-Band
|
|
接收Receive
|
发射Transmit
|
接收Receive
|
发射Transmit
|
|
工作频段
Operating Frequency,GHz
|
3.625~4.2
|
5.85~6.425
|
10.95~12.75*
|
14.0~14.5
|
|
天线增益
Gain, Mid-Band, dBi
|
40.1
|
44
|
49.8
|
50.8
|
|
极化
Polarization
|
线 、圆
Linear or Circular
|
线
Linear
|
|
交叉极化鉴别率
XPD(on
axis),dB
|
35
|
35
|
35
|
35
|
|
圆极化轴比
Axial Ratio
|
1.30
|
1.09
|
|
|
|
电压驻波比
VSWR
|
1.25
|
1.25
|
1.25
|
1.25
|
|
噪声温度Antenna Noise
Temperature
仰角
10°Elevation
30°Elevation
50°Elevation
|
32°K
21°K
20°K
|
|
48°K
38°K
35°K
|
|
|
|
|
|
G/T值
Typical G/T ( El.>20°)
|
20.4dB/°K
(60°LNA)
|
|
27dB/°K
(140°LNA)
|
|
|
-3dB波束宽度
Beamwidth, Mid-Band
|
1.5°
|
1.1°
|
0.56°
|
0.49°
|
|
功率容量Tx. Power
Capability, KW
|
|
5
|
|
2
|
|
接口
Feed interface
|
CPR-229G
|
CPR-137G
|
WR-75
|
WR-75
|
|
收发隔离Isolation, Tx to
Rx, dB
|
90
|
85
|
|
旁瓣
First Sidelobe
90% Peaks under Following envelop
|
-14
29 - 25 logθ(1°≤θ<20°)
|
-14
29 - 25 logθ(1°≤θ<20°)
|
|
注 :*
可选10.95
~
11.70 GHz
、11.70
~
12.25 GHz或12.25
~
12.75 GHz频段。
|
|
|
机械特性
MECHANICAL SPECIFICATIONS
天线口径
Antenna Diameter
|
3 m
|
天线类型
Antenna Type
|
前馈/环焦型天线
Ring Focus
|
天线座架形式
Mount Type
|
俯仰/方位
El. Over Az.
|
反射面精度
Surface Accuracy(RMS)
|
≤0.5 mm
|
天线重量(净重)Weight(Net)
|
340 kg
|
天线指向范围Antenna
Pointing Range(Continuous)
方 位
Azimuth
俯 仰
Elevation
|
0°~
360°
0°~90°
|
天线转动方式
Drive Mode
|
手动或电动
Manual or Motor
|
伺服系统
Motor Drive System
方位转速
Azimuth Travel Rate
俯仰转速
Elevation Travel Rate
|
0.11°/S
(0.03°/S)
0.17°/S
(0.04°/S)
|
环境特性ENVIRONMENTAL SPECIFICATIONS
工作风速
Operational Winds
|
72km/h gusting to 106 km/h
|
不破坏风速
Survival Winds
|
216 km/h
|
环境温度
Temperature
|
-30℃~50℃
|
湿 度
Relative Humidity
|
1
|
太阳辐射
Solar Radiation
|
1135Kcal/h/m2
|
|
|