4.5m antenna for sale
Where to buy 4.5m antenna with low price and high quality. We are your best choice, all the information about 4.5m antenna are available as below.
4.5m antenna Description
Our 4.5m receive only antenna is standard Cassegrain prime focus antenna whose sub-reflector is with high efficiency. It is a kind of satellite TV receiving antenna for both C-band and Ku-band satellite signals.
4.5m antenna Features
Reliable structure and well in anti-rust
You can choose C band,ku band that you need
You may choose Linear or Circular Polarized feed system
After assembling and testing of feed system, the products can leave factory
4.5m antenna Technical Specifications
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4.5m antenna ELECTRICAL SPECIFICATION |
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Antenna |
C-BAND |
Ku-BAND |
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Frequency |
3.625-4.2GHz |
10.95-12.75GHz |
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-3dB Beamwidth |
1.2° |
0.42° |
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Midband Gain |
43.2dB |
53.1dB |
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Noise Temperature |
41°K@20°El |
45°K@20°El |
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VSWR |
≤1.35 |
≤1.25 |
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Sidelobe |
First Sidelobe ≤-14dB |
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Envelop P90% ≤ 52 - 10lgθ(D/Δ) - 25lgθ |
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Polarization |
Linear (circular as option) |
Linear (circular as option) |
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Feed Interface |
CPR229 |
WR75 |
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4.5m antenna ENVIRONMENTAL SPECIFICATION |
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Wind Loading |
Operational: 80kmph Survival : 200kmph |
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Relative Humidity |
100% |
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Seismic(survival) |
0.3G’s horizontal0.15 G’s vertical |
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Temperature |
-45°C ~50°C |
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4.5m antenna MECHANICAL SPECIFICATION |
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Diameter |
4.5m |
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Reflector material |
Aluminum |
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Re-installation |
0.5mm(r.m.s.) |
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Antenna Optics |
Cassegrain prime focus antenna |
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Elevation Adjustment |
0°to 90° (continuous) |
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Surface Tolerance |
0.4mm(r.m.s.) |
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Paint Color |
White |
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Azimuth Adjustment |
±80° |
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Mount Type |
Elevation over Azimuth |
