7.3 Metre C Band Earth Station Antenna

7.3 Metre C Band Earth Station Antenna
Product Details

7.3 metre c band earth station antenna

Characteristics:

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

  • Cassegrain 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;

  • 2-ports or 4 ports Linear/Circular feed optional;

Accessories:

Ground plot, foundation template, the anchor bolt, electric equipment, antenna controller, antenna drive, drive motor, limit switch, cable, connector, lightning rod and wire;

Optional:

Deicing equipment, ODU support, electric polarization;

ELECTRICAL SPECIFICATIONS

Type

NS-SEC-730

NS-SEC(Ku)-730

 

Operating Frequency,GHz

C-Band

Ku-Band


Receive

Transmit

Receive

Transmit


3.6254.2

5.856.425

10.9512.75

13.7514.5

Gain, Mid-Band, dBi

48.0

51.6

57.5

58.9

Polarization

Linear or Circular

Linear

XPDon axis,dB

35

35

35

35

1dB bandwidth XPD, dB

33

33

33

33

Axial Ratio2 port)  

1.30

1.09

/

/

Axial Ratio4 port

1.06

1.06

/

/

VSWR

1.251

1.251

1.251

1.251

Antenna Noise Temperature

           10°Elevation

            30°Elevation

            50°Elevation

 

43°K

32°K

29°K

 

 

/

 

66°K

52°K

47°K

 

 

/

Typical G/T ( El.10°)

29.3 dB/°K

30°L N A  

/

36.1 dB/°K

70°L N A  

/

-3dB Beam width, Mid-Band

0.72°

0.47°

0.23°

0.2°

Tx. Power Capability, KW

/

5

/

2

Feed interface

CPR-229G

CPR-137G

WR-75

WR-75

Feed Insertion LossdB

0.2

0.2

0.2

0.25

Rx-Rx, Tx-Tx  LineardB

30

30

30

30

Tx-Tx, Rx-Rx  CirculardB

21

21

/

/

Isolation, Tx to Rx, dB

Rx/Rx,Tx/Tx linear, dB

Rx/Rx,Tx/Tx circular, dB

90

30

22

85

30

22

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

7.3m

Antenna Type

Cassegrain

Mount Type

El. Over Az.

Surface AccuracyRMS

0.5 mm

WeightNet

5209 kg

Antenna Pointing Range

Azimuth

Elevation

Polarization

 

±85°, ±60°(continuous)

0°~90°(continuous)

±90° (continuous)

Drive Mode

Manual or Motorized

Motor Drive System

Azimuth Travel Rate

Elevation Travel Rate

Polarization speed

 

0.1°/S (0.02°/S)  

0.1°/S (0.02°/S)  

1°/S

ENVIRONMENTAL SPECIFICATIONS

Wind speed of work

72kmph work wind speed(Hold the precision )

97kmph work wind speed(Lower the precision )  

216kmph Survival Winds(Upturned lock)

Ice Load, Survival

13mm Wrapped ice normal work

25mm Wrapped ice survival

Temperature

-30℃~60℃

Relative Humidity

100%

Surface treatment

Steel parts:hot dip galvanized

Aluminum parts:Primer+Second paint

Solar Radiation

1135Kcal/h/m²

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