3.7 M L, S, X BANDS AND MULTI-BANDS DBS ANTENNA
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
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Electrical Specification |
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Type |
DBS-37T |
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Operating Frequency, GHz |
DBS-Band |
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Receive |
Transmit |
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10.95~12.75 |
17.3~18.4 |
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Gain, Mid-band, dBi |
51.0@11.85GHz |
54.2@17.85GHz |
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Polarization |
Linear |
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XPD(on Axis), dB |
35 |
35 |
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XPD across 1dB Beam Width, dB |
30 |
30 |
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VSWR |
1.30 |
1.30 |
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Antenna Noise Temperature 2-port feed 10° Elevation 30° Elevation 50° Elevation |
52K 43K 38K |
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-3 dB Beam Width, Mid-band |
0.5° |
0.3° |
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Typical G/T（EL=10°） |
30.6dB/K (70K LNA) |
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Tx. Power Capability, KW |
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1 |
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Feed Interface |
WR-75 |
WR-62 |
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Feed Insertion Loss,dB |
0.4 |
0.3 |
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Isolation, Tx to Rx, dB |
80 |
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First Sidelobe 90%Peaksunder Following Envelop |
-14 29-25logθ(1°≤θ＜20°) |
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Mechanical Specification |
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Antenna Diameter |
3.7m |
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Antenna Type |
Ring focus |
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Surface Accuracy（RMS） |
≤0.5mm |
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Antenna Pointing Range |
Azimuth Elevation Polarization |
360°(Continuous) 0°~90°(Continuous) ±90°(Continuous) |
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Drive Mode |
Manual or motorized |
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Motor Drive System |
Azimuth Travel Rate Elevation Travel Rate |
0.11°/S(0.06°/S) 0.17°/S(0.08°/S) |
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Environmental Specification |
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Operational Wind |
72km/h gusting to97km/h |
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Survival Wind |
200km/h |
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Temperature |
-40°~+60° |
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Relative Humidity |
100% |
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Solar Radiation |
1135Kcal/h/m² |
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Seismic(Survival) |
0.3g(H),0.15g(V) |
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Ice Loading |
13mm Operational;25mmSurvival |
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Welcome to know our 3M DBS antenna if you have any needs.
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