RF specifications
|
Model
|
NS-SEC-450
|
|
Operating Frequency GHz
|
C band
|
|
Receive
|
Transmit
|
|
3.625～4.2
|
5.85～6.425
|
|
Antenna gain dBi
|
43.51
@3.8GHz
|
47.88
@6.288GHz
|
|
Polarization
|
Circular
|
|
Axial Ratio（2 port）dB
|
1.8
|
0.75
|
|
VSWR
|
1.5：1
|
1.25：1
|
|
Noise temperature
EL : 10°
20°
40°
|
35K
30K
25K
|
/
|
|
|
|
|
G/T dB/K，20°El
|
25.20 dB/K
（30°L N A ）
|
/
|
|
-3dB beam width
|
1.16°
|
0.71°
|
|
Insertion loss, dB
|
≤0.2
|
≤0.2
|
|
Power capacity, KW
|
/
|
5
|
|
Interface
|
CPR-229G
|
CPR-137G
|
|
Rx-Tx isolation, dB
|
90
|
|
First sidelobe, dB
Far sidelobes, dBi
|
-14
29 - 25 logθ（1°≤θ＜20°）
|
Mechanical specifications
|
Antenna diameter
|
4.5 m
|
|
Antenna type
|
Ring focus
|
|
Antenna mount type
|
Semi-rotary platform (AZ-rotary platform, EL-Jackscrew)
|
|
RMS
|
≤0.5mm
|
|
Antenna weight（N.W）
|
＞1200 kg
|
|
Antenna travel range
AZ
EL
Pol
|
0°～360°
0°～90°
±90°
|
|
Rotary speed（single speed）
AZ
EL
Pol
|
0.06°/S
0.05°/S
1°/S
|
|
Antenna drive mode
|
motorized
|
Environment specifications
|
Working wind speed
|
100 km/h(＞95mph)
|
|
Without damage
|
216 km/h(＞125mph)
|
|
Working temperature
|
-30℃～60℃
|
|
Humidity
|
100%
|
|
Solar radiation
|
1135Kcal/h/m²
|
|
Ice load
|
Work normally: 13mm ; without damage: 25mm
|
|
Seismic capacity
|
Horizontal: 0.3G; vertical: 0.1G
|
|
Surface treatment
|
Steel parts: sand blast, hot dip galvanized, primer paint+surface paint
Aluminum part: primer paint+heat diffusing white surface paint
|
