Model

NS-SEC-900

NS-SEC(Ku)-900

Operating Frequency GHz

C band

Ku  band

Receive

Transmit

Receive

Transmit

3.625～4.2

5.85～6.425

12.25～12.75

14.0～14.5

3.4～4.2

5.85～6.725

10.95～12.75

13.75～14.5

Antenna gain dBi

49.21    @3.8GHz

53.58  @6.288GHz

59.08

@11.85GHz

60.61    @14.125GHz

Polarization

Linear, circular

XPD dB

≥35

≥35

≥35

≥35

Axial Ratio（2 port）

1.3

1.09

1.2

1.2

Axial Ratio（4 port）

0.5

0.5

/

/

VSWR

1.25：1

1.25：1

1.25：1

1.25：1

Noise temperature

EL :  10°

30°

50°

36K

25K

23K

/

58K

53K

47K

/

G/T dB/K，10°El

30.5 dB/K

(30°K           L N A  )

/

39 dB/K

(70°K           L N A  )

/

-3dB beam width

0.57°

0.34°

0.18°

0.15°

Insertion loss, dB

≤0.2

≤0.2

≤0.2

≤0.4

Power capacity, KW

/

5

/

2

Interface

CPR-229G

CPR-137G

WR-75

WR-75

Rx-Tx isolation, dB

90

85

First sidelobe, dB

Far sidelobes,  dBi

-14

29 - 25 logθ（1°≤θ＜20°）

-14

29 - 25 logθ（1°≤θ＜20°）

Antenna diameter

9.0 m

Antenna type

Cassergrain

Antenna mount type

EL over AZ

RMS

≤0.5 mm

Antenna weight（N.W）

9800kg

Antenna travel range

AZ

EL

Pol

±65° ( truss structure ), ±180° ( rotary platform structure )

0°～90°

±90°

Antenna drive mode

Motorized

Rotation speed

Single speed/ dual speed/ variable speed  

Working wind speed

72 km/h

Without damage

216 km/h

Working temperature

-30℃～50℃

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: hot dip galvanized; aluminum part: primer paint+surface paint