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
4.5m receive only antenna of our company is applied to receive C-band and Ku-band satellite signals. This kind of antenna is Cassegrain prime focus antenna with modified high accuracy sub-reflector.
4.5m antenna Features
Good corrosion resistance and Reliable structure
You can choose C band,ku band that you need
Easy to do the installation
Offer two options, Linear or Circular Polarized feed system
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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Noise Temperature |
41°K@20°El |
45°K@20°El |
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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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-3dB Beamwidth |
1.2° |
0.42° |
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Feed Interface |
CPR229 |
WR75 |
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Midband Gain |
43.2dB |
53.1dB |
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VSWR |
≤1.35 |
≤1.25 |
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4.5m antenna MECHANICAL SPECIFICATION |
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Diameter |
4.5m |
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Mount Type |
Elevation over Azimuth |
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Re-installation |
0.5mm(r.m.s.) |
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Elevation Adjustment |
0°to 90° (continuous) |
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Antenna Optics |
Cassegrain prime focus antenna |
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Paint Color |
White |
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Reflector material |
Aluminum |
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Surface Tolerance |
0.4mm(r.m.s.) |
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Azimuth Adjustment |
±80° |
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4.5m antenna ENVIRONMENTAL SPECIFICATION |
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Temperature |
-45°C ~50°C |
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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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Wind Loading |
Operational: 80kmph Survival : 200kmph |
