PROBECOM HIGH GAIN 7.3M EARTH STATION ANTENNA

2019-05-22

PROBECOM7.3

Probecom 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

l Meets CCIR 580 and INTELSAT Requirements

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

l Multi-layer anti-corrosion treatment

l High precision alloy aluminum reflector

l Hot spray galvanized with white paint.

l High RF performance

l Galvanized stainless steel hardware

l A large hub for RF equipment

Options

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

l CP/LP switchable feed

l Customer feed system design

l 800Mhz Extended C band Circular available

l Full motion antenna

l Feed blower or de-icing system

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

l Antenna control system with tracking

l ODU Support Kits

l Thickness spray zinc along seaside environment

Technical Specification

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

linear

XPD(on Axis), dB( Linear)

XPD across 1dB Beam Width, dB( Linear)

Axis Ratio, dB (circular)

0.5

VSWR

1.25

1.30

1.25

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/T（EL=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

Feed Interface

CPR229F

CPR137F

CPR229F

CPR137F

CPR229F

CPR137F

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

Isolation, Tx to Rx, dB

Tx/Tx ,Rx /Rx, dB (linear)

Tx/Tx ,Rx /Rx, dB (Circular)

Sidelobes

CCIR 580-5

Mechanical Specification

Antenna Diameter

7.3m

Antenna Type

Ring Focus/Cassagrain

Surface Accuracy（RMS）

≤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

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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PROBECOM HIGH GAIN 7.3M EARTH STATION ANTENNA