Performance Strength
*C,Ku, and Multi Band Available , meeting or exceeding FCC and ITU-RS-580 requirements
*High quality aluminum reflector panels and galvanized steel backup structure
*Self-aligning aluminum antenna reflector-no field alignment
*Galvanized steel elevation over azimuth pedestal
* Field changeable feed system , switchable circular to linear C-band
*Fixed foundation and Non penetrating foundation optional for wider choice
*Survives 125 mph winds in any position and High wind configuration optional
Description
Starwin 4.5m 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
Options
* L, S, C, X, Ku and DBS-band feed configurations
*800MHz bandwidth is available
* High wind configuration
*Two or Four -Tx/Rx port in linear or circular polarized feeds
*motorization kits
*Feed blower or deicing with automatic controls
*Lightning Rod Kits
*Non-penetrating mount
* Antenna control & tracking system for step track, program track, inclined orbit track
* Integrated LNB or LNA systems
*HPAs, converters and M&C systems
* Turnkey installation & testing
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Electrical, Mechanical, Environmental Specification
Type | SW45C | SW45K | ||||
Operating Frequency, GHz | C band | Ku band | ||||
Receive | Transmit | Receive | Transmit | |||
3.4~4.2 | 5.85~6.725 | 10.95~12.75 | 13.75~14.5 | |||
Gain, Mid-band, dBi | 44 | 47.3 | 53.2 | 54.3 | ||
Polarization | Linear /circular | Linear | ||||
XPD(on Axis), dB | 35 | 35 | 35 | 35 | ||
XPD across 1dB Beam Width, dB | 33 | 33 | 33 | 33 | ||
Axial ratio (Circular-Polarized) | 2-Port Feed 4-Port Feed | 1.30 1.06 | 1.09 1.06 | |||
VSWR | 1.25 | 1.25 | 1.25 | 1.25 | ||
Antenna Noise Temperature 2-port feed 10° Elevation 30° Elevation 50° Elevation | 34°K 24°K 21°K | 52°K 41°K 37°K | ||||
Typical G/T ( El>10°) | 25.9dB/K° (30°LNA) | 32.3dB/K (70°LNA) | ||||
-3 dB Beam Width, Mid-band | 1.12° | 0.72° | 0.37° | 0.33° | ||
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°≤θ<20°) | -14 29-25logθ(1°≤θ<20°) | ||||
Mechanical Specification | |||
Antenna Diameter | 4.5m | ||
Antenna Type | Ring Focus | ||
Surface Accuracy(RMS) | ≤0.5mm | ||
Antenna Pointing Range | Azimuth Elevation Polarization | ±90°,±60°(continuous) 0°~ 90° (continuous) 180° (continuous) | |
Drive Mode | Manual or Motorized | ||
Motor Drive System | Azimuth Travel Rate Elevation Travel Rate Polarization Travel Rate | 0.11°/S(0.03°/S) 0.17°/S(0.04°/S) 1 ° / 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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