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4.5m Satellite Earth Station TV Antenna, 4.5m satellite dish antenna, satellite downlink antenna

4.5m Satellite Earth Station TV Antenna, 4.5m satellite dish antenna, satellite downlink antenna

Newstar Communications Equipment Co.,Ltd is one of the leading commercial satellite antenna manufacturers and suppliers in China, the high performance antenna quality with reasonal price that obtained good feedback from customers both home and abroard.

Technical Parameters

4.5m Satellite Earth Station TV Antenna, 4.5m satellite dish antenna, satellite downlink antenna

Newstar Communications Equipment Co.,Ltd is one of the leading  Rx-only antenna manufacturers and suppliers in China, welcome to contact us directly for more details request. 

Characteristics:

● High gain, low sidelobe, high polarization identification rate;

 High precision reflection panel;

 Cassegrain, feedforward optional;

 C-Band and Ku-Band optional;

 Modern design,convenient and fast  installation&adjustment,strong anticorrosion , good stability;



Accessories:

Ground plot, foundation template, the anchor bolt;

Optional:

Deicing equipment, electric equipment, antenna controller, antenna drive, drive motor, limit switch, step autotracking, cable, connector, electric polarization, activity foundation, lightning rod and wire, high-frequency head;


PERFORMANCE SPECIFICATIONS


Type

NS-SEC-R450

Band

C-Band                     

KU-band

Operating Frequency,GHz

3.625~4.2

10.95~12.75

Gain, Mid-Band, dBi

≥43.2+20lg(f/3.95)

≥53.59+20lg(f/12.5)

Cross Pol differentiate,dB

≥25

≥30

VSWR

1.25:1

1.25:1

-3dB Beamwidth, Mid-Band

1.137°

0.381°

Feed interface

WR229G

WR75

General Sidelobe Envelope,dBi

52-10logθ(D/∧)-25logθ




MECHANICAL SPECIFICATIONS

Antenna Diameter

4.5m

Antenna Type

Cassegrain, Feedforward

Weight(Net)

988Kg (Manual)1243Kg (Motorized)

Antenna Kingpost

El. Over Az.

Azimuth Travel

±90°(Manual)±85°(Motorized)

Elevation Travel

0°to 90°

Drive Mode

Manual or Motorized


ENVIRONMENTAL SPECIFICATIONS


Wind speed of work

72kmph work wind speed(Hold the precision )

97kmph work wind speed(Lower the precision )  

200kmph Survival Winds(Upturned lock)

Surface treatment

Steel parts: thermal-spraying zinc 

Aluminum parts:spray paint




Antenna View

   

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