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PROBECOM HIGH GAIN 7.3M EARTH STATION ANTENNA

2019-05-22

PROBECOM7.3Probecom 7.3M antenna provides high performance for transmit/receive or receive only applications from L band to Ka band frequency. Antenna reflector incorporates stretch-formed doubly contoured panels with matched radials and hub for ease of field alignment. Standard designed Az over EI pedestal provides cost-effective solution for high stiffness and stability and fine drive performance, ensures antenna pointing accuracy. Antenna pedestal is designed adaptable for ground or rooftop installation.

 

Highlighted Features

Meets CCIR 580 and INTELSAT Requirements

Precisely adjusted pre-assembly before leaving factory, no theodolite required.

Multi-layer anti-corrosion treatment

High precision alloy aluminum reflector

Hot spray galvanized with white paint.

High RF performance

Galvanized stainless steel hardware

A large hub for RF equipment

 

Options

L,S,X,Ka band and multi-band

CP/LP switchable feed

Customer feed system design

800Mhz Extended C band Circular available

Full motion antenna

Feed blower or de-icing system

Two or four Tx/Rx port in linear or circular polarized feeds

Antenna control system with tracking

ODU Support Kits

Thickness spray zinc along seaside environment

Electrical Specification

Type

C73T

EC73T

IC73T

K73T

DBS73T

Operating Frequency, GHz

Standard C band

Extended C band

Insat C band

Ku Band

DBS Band

Receive

Transmit

Receive

Transmit

Receive

Transmit

Receive

Transmit

Receive

Transmit

3.625~4.2

5.85~6.425

3.4~4.2

5.85~6.725

4.5~4.8

6.725~7.025

10.70~12.75

13.75~14.5

10.70~12.75

17.3-18.4

Typical Gain, Mid-band, dBi

47.6

51.5

47.3

51.8

49.1

52.5

56.8

58.4

56.8

60.3

Polarization

Linear/circular

Linear/circular

Linear/circular

Linear

linear

XPD(on Axis), dB( Linear)

35

35

35

35

35

35

35

35

35

35

XPD across 1dB Beam Width, dB( Linear)

30

30

30

30

30

30

30

30

30

30

Axis Ratio, dB (circular)

0.5

0.5

0.5

0.5

0.5

0.5

/

/

/

/

VSWR

1.25

1.25

1.30

1.30

1.25

1.25

1.30

1.30

1.30

1.30

Antenna Noise Temperature (4 Port Feed)

10° Elevation

30° Elevation

50° Elevation

 

45K

38K

35K

 

 

46K

41K

39K

 

 

47K

42K

40K

 

 

75K

64K

60K

 

 

73K

62K

59K

 

-3 dB Beam Width, Mid-band

0.68°

0.43°

0.70°

0.42°

0.57°

0.39°

0.24°

0.16°

0.24°

0.16°

Typical G/TEL=10°

28.8dB/K

(30K LNA)

 

28.5dB/K

(30K LNA)

 

30.2dB/K

(30K LNA)

 

35.2dB/K

(70K LNA)

 

35.2dB/K

(70K LNA)

 

Tx. Total Power Capability, KW

 

5

 

5

 

5

 

2

 

2

Feed Interface

CPR229F

CPR137F

CPR229F

CPR137F

CPR229F

CPR137F

WR-75

WR-75

WR-75

WR-62

Feed Insertion Loss,dB

0.4

0.3

0.4

0.3

0.4

0.3

0.5

0.4

0.5

0.5

Isolation, Tx to Rx, dB

 Tx/Tx ,R/Rx, dB (linear)

Tx/Tx ,R/Rx, dB (Circular)

85

30

20

85

30

20

85

30

20

85

30

/

85

30

/

Sidelobes

CCIR 580-5

Mechanical Specification

Antenna Diameter

7.3m

Antenna Type

Ring Focus/Cassagrain

Surface AccuracyRMS

≤0.5mm

≤0.3mm

Reflector Construction

16 precision-formed aluminum panels with heat-diffusing white paint, Hot spray galvanized back structure.

Mount type

Kingpost pedestal

Turn table

Antenna Pointing Range

Azimuth

Elevation

Polarization

±85°(three sections)

0°~90°(Continuous)

±90°(Continuous)

0°~350°(Continuous)

0°~90°(Continuous)

±90°(Continuous)

Drive Mode

Motorized

Motor Drive System

Azimuth Travel Rate

Elevation Travel Rate

Polarization  Travel Rate

0.023°/S

0.021°/S

1°/S

0.003°-0.3°/S

0.003°-0.3°/S

1°/S

Environmental Specification

Operational Wind

79km/h gusting to 126km/h

Survival Wind

200km/h(at zenith)

Temperature

-40°~+60°

Relative Humidity

100%

Solar Radiation

1135Kcal/h/m²

Seismic(Survival)

0.3g(H), 0.15g(V)

Ice Loading

13mm Operational; 25mm Survival

Compared with others, our fly away antenna win at low cost and high efficiency, should you have any requirement please feel free to contact at: sales@probecom.cn or

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