3.7 M L, S, X BANDS AND MULTI-BANDS DBS ANTENNA - Blog - Shaanxi Probecom Microwave Technlogy LTD
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3.7 M L, S, X BANDS AND MULTI-BANDS DBS ANTENNA

2019-04-30

3.7M_副本


Probecom 3.7M Ring focus antenna provides Tx/Rx 2-port feed, 3.7m DBS band antenna only for linear polarization, can deliver exceptionally high performance for transmit/receive applications.


Probecom 3.7M antenna RF specification can adhere to FCC Regulation25.209, IESS and ITU-RS.580-5, INMARSAT, ASIASAT, INTELSAT, APT and CHINASAT, etc.

Probecom 3.7M antenna reflector incorporates stretch-formed doubly contoured panels with matched radials and hub for ease of field alignment. The standard designed azimuth over elevation pedestal provides a cost-effective solution for high stiffness and stability, full orbital arc coverage and fine drive performance, and ensures the pointing accuracy required for DBS band operation.


Highlighted Features

*Meets CCIR 580 and INTELSAT Requirements

*CP/LP switchable feed

*High RF performance

*Stainless hardware

*Different frequency ranges from many feed configurations

* Antenna reflector be pre-assembly in works, special designed taper-pin easy installation and ensure on site assembly accuracy, no theodolite required


Options

*L,S,X bands and multi-bands

*800MHz bandwidth is available

*Feed blower or deicing with automatic controls

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

Antenna Accessory

Motorization Kits

Limit Switches

ODU Support Kits

Factory Feed System Testing and Documentation

Ocean Transport Packing

Foundation Kit

Lightening Rod Kit

Grounding Kit Cable-Mounting Kit

Anti-icing and Deicing

Electrical Specification

Type

DBS-37T

Operating Frequency, GHz

DBS-Band

Receive

Transmit

10.95~12.75

17.3~18.4

Gain, Mid-band, dBi

51.0@11.85GHz

54.2@17.85GHz

Polarization

Linear

XPD(on Axis), dB

35

35

XPD across 1dB Beam Width, dB

30

30

VSWR

1.30

1.30

Antenna Noise Temperature 2-port feed

10° Elevation

30° Elevation

50° Elevation

52K

43K

38K

-3 dB Beam Width, Mid-band

0.5°

0.3°

Typical G/TEL=10°

30.6dB/K

(70K LNA)

Tx. Power Capability, KW

1

Feed Interface

WR-75

WR-62

Feed Insertion Loss,dB

0.4

0.3

Isolation, Tx to Rx, dB

80

First Sidelobe

90%Peaksunder Following Envelop

-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

360°(Continuous)

0°~90°(Continuous)

±90°(Continuous)

Drive Mode

Manual or motorized

Motor Drive System

Azimuth Travel Rate

Elevation Travel Rate

0.11°/S(0.06°/S)

0.17°/S(0.08°/S)

Environmental Specification

Operational Wind

72km/h gusting to97km/h

Survival Wind

200km/h

Temperature

-40°~+60°

Relative Humidity

100%

Solar Radiation

1135Kcal/h/m²

Seismic(Survival)

0.3g(H),0.15g(V)

Ice Loading

13mm Operational;25mmSurvival







































Welcome to know our 3M DBS antenna if you have any needs.


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