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3.7m Earth Station Antenna

3.7m rxtx satellite antenna High quality aluminum reflector panels and galvanized steel backup structure C,KU, KA, X BAND Available, meeting FCC and ITU-RS-580 requirements Galvanized steel elevation over azimuth pedestal Fixed foundation and Non penetrating foundation optional for wider choice Survives 125 mph winds in any position

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Product Details

China Starwin 3.7M EARTH STATION ANTENNA DATASHEET


3.7m earth station antenna3.7 rxtx antenna

 

Performance Strength

*High quality aluminum reflector panels and galvanized steel backup structure

*C,KU, KA, X BAND Available , meeting FCC and ITU-RS-580 requirements

*Galvanized steel elevation over azimuth pedestal

*Fixed foundation and Non penetrating foundation optional for wider choice

*Survives 125 mph winds in any position

 

Description

 

China Starwin 3.7m antenna delivers exceptional high performance for transmit/receive application in C, Ku, ka, X band in Tx/Rx 2 port or Rx 1 port with high gain, low noise and low microwave interference.

 

China Starwin 3.7m antenna offers a fine reflector design with a stretch formed double contoured panels, strong back struts and hub fore ease of field alignment. The standard designed azimuth over elevation pedestal provides a cost-effective solution for ground or roof installation with high stiffness and stability, full orbital arc coverage and fine drive performance, and ensures the pointing and tracking accuracy .

 

The electrical performance is compliant with FCC and ITU-RS-580 sidelobe specifications and Intelsat, Eutelsat, INMARSAT, ASIASAT, APT and CHINASAT, etc requirement.

 

 

Key features

*Meets or exceeds CCIR 580 and INTELSAT Requirements

*High G/T, excellent pattern characteristic

* Precision compression molded offset antenna

*CP/LP switchable feed

* Hot dip zinc steel pedestal, hub & back struts

*Galvanized stainless steel fasteners          

* Foundation hardware kit provided

* Package suitable for air, ocean land transportation

 

 

Antenna Accessory

*Limit Switches

*Foundation hardware Kit

*Grounding Kits Cable –Mounting kits

*Cable mounting kits

*ODU Support Kits

*Factory Feed System Testing and Documentation

*Ocean /Air/land Transport Packing

 

 

Options

* L, S, C, X, Ku and DBS-band feed configurations

*800MHz bandwidth is available

*Two -Tx/Rx port in linear or circular polarized feeds 

*motorization kits 

*Feed blower or deicing with automatic controls

*Lightning Rod Kits

*Non-penetrating mount

* Integrated LNB or LNA systems

*HPAs, converters and M&C systems

* Turnkey installation & testing


Electrical, Mechanical, Environmental Specification 

Electrical   Specification

Type

   SW37C

SW37K

Operating Frequency, GHz

C   band

Ku   band

Receive

Transmit

Receive

Transmit

3.4~4.2

5.85~6.725

10.7~12.75

13.75~14.5

Gain, Mid-band, dBi

42.2

45.4

51.4

52.7

Polarization

 Linear /circular

Linear

XPD(on Axis), dB

35

35

35

35

XPD across 1dB Beam Width, dB

33

33

33

33

Axial Ratio/2-PortFeed

(Circular-Polarized)

1.30

1.09



VSWR

1.25

1.25

1.25

1.25

Antenna Noise Temperature 2-port   feed

10° Elevation

30° Elevation

50° Elevation

 

 

35°K

29°K

25°K


 

 

49°K

39°K

35°K


G/T ( El10°)

24dB/°K

( 30°LNA )


30.6dB/°K

( 70°LNA )


-3 dB Beam Width, Mid-band

1.25°

0.82°

0.44°

0.38°

Tx. Power Capability, KW


5


2

Feed Interface

CPR—229G

CPR—137G

WR-75

WR-75

Feed Insertion Loss, dB

0.2

0.2

0.25

0.2

Isolation, Tx to Rx, dB

90

85

First Side lobe  90% Peaks 

under Following Envelop

-14

29-25logθ(1°≤θ20°)

-14

29-25logθ(1°≤θ20°)

Mechanical Specification

Antenna   Diameter

3.7m

Antenna   Type

Ring   Focus

Surface   AccuracyRMS

≤0.5mm

Antenna   Pointing Range

Azimuth

Elevation

Polarization

0°~110°,  

0°~90°

±360°

Drive   Mode

Manual   or Motorized

Motor   Drive System

Azimuth   Travel Rate

Elevation   Travel Rate

0.11°/S(0.03°/S)

0.17°/S(0.04°/S)

Antenna reflector Material

Aluminum Alloy

Finish of steel parts

Hot dipped Zinc

 Environmental Specification

Operational   Wind

72km/h   gusting to 97km/h

Survival   Wind

216km/h

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

 


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