Home > Products > Electronics & Electricity > Telecommunication & Broadcasting > Satellite Equipment

Model

NS-SECK-450

Working frequency, GHz

Receive

Transmit

17.7～21.2

27.5～31

Antenna gain dBi

57.13@20.0GHz (2 port)

57.26@20.0GHz (4 port)

60.65@30.0GHz ( 2port)

60.78@30.0GHz (4 port)

Polarization

Linear, circular

XPD dB(linear)

35

35

Axial Ratio（2 port, circular）

1.5

1.5

Axial Ratio（4 port, circular）

1.0

1.0

VSWR

1.35

1.35

Noise temperature

10°Elevation

20°Elevation

30°Elevation

50°Elevation

116 K

86K

75 K

70 K

G/T dB/K，10°El

G/T dB/K，10°Elevation

/

-3dB beam width

0.23°

0.15°

Insertion loss, dB

0.6

0.6

Tx power capacity, KW

/

2

Interface

CPR-42

WR-28

Tx-Rx isolation, dB

85

First Sidelobe

90% Peaks under Following envelop

-14

29 - 25 logθ（1°≤θ＜20°）

Antenna diameter

4.5 m

Antenna type

Ring focus

Antenna mount type

EL over AZ

RMS

≤0.3mm

Antenna weight（N.W）

1200

Antenna travel range

AZ

EL

Pol

0°～360°

0°～90°

±90°°

Antenna drive mode

Manual or 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 pain