3.0 Meter High Gain Satellite Communications Antenna

3.0 Meter High Gain Satellite Communications Antenna
Product Details

3.0 meter high gain satellite communications antenna

Characteristics

  • Conform to the CCIR580-4 standards and INTELSAT access requirements;

  • Ring focus antenna;

  • High gain, Low sidelobe, high G/T value;

  • Hot-dip zinc processed Antenna mount, with strong corrosion resistant ability;

  • Optional C band with 870 MHZ bandwidth;

  • Ku-Band 2-ports or 4 ports Linear/Circular feed optional

  • C/KU/L band optional

  • Linear and circular polarisation optional

ELECTRICAL SPECIFICATIONS

Operating Frequency,GHz

C-Band

Ku-Band


Receive

Transmit

Receive

Transmit


3.625~4.2

5.85~6.425

10.95~12.75

13.75~14.5

Gain, Mid-Band, dBi

42.2

45.4

51.4

52.7

Polarization

Linear or Circular

Linear

XPD(on axis),dB

35

35

35

35

Axial Ratio(2 port)  

1.30

1.09

/

/

VSWR

1.25:1

1.25:1

1.25:1

1.25:1

Antenna Noise Temperature

           10°Elevation

            30°Elevation

            50°Elevation

 

32°K

21°K

20°K

 

 

/

 

48°K

38°K

35°K

 

 

/

Typical G/T ( El.>10°)

20.4 dB/°K

(30°L N A  )

/

27 dB/°K

(70°L N A  )

/

-3dB Beam width, Mid-Band

1.5°

1.1°

0.56°

0.49°

Tx. Power Capability, KW

/

5

/

2

Feed interface

CPR-229G

CPR-137G

WR-75

WR-75

Feed Insertion Loss, dB

≤0.15

≤0.18

≤0.3

≤0.35

Isolation, Tx to Rx, dB

90

85

First Sidelobe,dB

90% Peaks under Following envelop,dBi

-14

29 - 25 logθ(1°≤θ<20°)

-14

29 - 25 logθ(1°≤θ<20°)

MECHANICAL SPECIFICATIONS

Antenna Diameter

3.0 m

Antenna Type

Ring Focus

Mount Type

El. Over Az.

Surface Accuracy(RMS)

≤0.5 mm

Weight(Net)

384kg (Manual);686kg(Motorized)

Antenna Pointing Range

Azimuth

Elevation

Polarization

 

0°~360 °

0°~90°

±90°

Drive Mode

Manual or Motorized

Motor Drive System

Azimuth Travel Rate

Elevation Travel Rate

Polarization speed

 

0.4°/S   

0.3°/S   

1°/S

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)

Ice Load, Survival

13mm Wrapped ice normal work

25mm Wrapped ice survival

Temperature

-30℃~50℃

Relative Humidity

100%

Surface treatment

Steel parts:Hot dipped Zinc

Aluminum parts:Primer+Second paint

Solar Radiation

1135Kcal/h/m²

Any more inquiry about the antenna,please feel free to contact me via newstar_fsp@shxnewstar.com.

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