4.5m prime focus antenna for sale
Where to buy 4.5m prime focus antenna with low price and high quality. We are your best choice, all the information about 4.5m prime focus antenna are available as below.
4.5m prime focus antenna Description
The 4.5m prime focus antenna is Cassegrain prime focus antenna with high-precision modified sub-reflector, which can receive both C-band and Ku-band signals applied on satellite TV.
4.5m prime focus antenna Features
Good corrosion resistance and Reliable structure
We can provide C-band and Ku-band for you
Installation is easy to do
Adopt strecthed aluminum reflector with self-alignment
You may choose Linear or Circular Polarized feed system
4.5m prime focus antenna Technical Specifications
| 4.5m prime focus antenna ELECTRICAL SPECIFICATION | ||
| Antenna | C-BAND | Ku-BAND |
| Frequency | 3.625-4.2GHz | 10.95-12.75GHz |
| Noise Temperature | 41°K@20°El | 45°K@20°El |
| Midband Gain | 43.2dB | 53.1dB |
| -3dB Beamwidth | 1.2° | 0.42° |
| Polarization | Linear
(circular as option) |
Linear
(circular as option) |
| VSWR | ≤1.35 | ≤1.25 |
| Sidelobe | First Sidelobe ≤-14dB | |
| Envelop P90% ≤ 52 - 10lgθ(D/Δ) - 25lgθ | ||
| Feed Interface | CPR229 | WR75 |
| 4.5m prime focus antenna MECHANICAL SPECIFICATION | |
| Diameter | 4.5m |
| Re-installation | 0.5mm(r.m.s.) |
| Elevation Adjustment | 0°to 90° (continuous) |
| Mount Type | Elevation over Azimuth |
| Paint Color | White |
| Reflector material | Aluminum |
| Antenna Optics | Cassegrain prime focus antenna |
| Azimuth Adjustment | ±80° |
| Surface Tolerance | 0.4mm(r.m.s.) |
| 4.5m prime focus antenna ENVIRONMENTAL SPECIFICATION | |
| Temperature | -45°C ~50°C |
| Seismic(survival) | 0.3G’s horizontal0.15 G’s vertical |
| Relative Humidity | 100% |
| Wind Loading | Operational: 80kmph
Survival : 200kmph |
Antesky is a professional prime focus antenna manufacturer, which was established in 1985
under the support of Chinese governmental research institutions. At previous time, we mainly customized antennas for Chinese aerospace and military application. From the year 2008, we began to produce civilian antennas. However, Antesky manufactures civilian antennas according to military standard all the time, so the antenna quality is with high reputation in the world. Antesky can provide antennas from 3m diameter to 50m diameter, including vsat antenna, Large Satellite Dish, TVRO Antenna, Flyaway Antenna and Marine TV Antenna etc.
Antesky SNS link：
- linkedin: http://www.linkedin.com/company/antesky-science-technology-inc-
- Facebook: https://www.facebook.com/antesky.dish.antenna
- E-mail address: ivy@antesky.com
- Website: www.antesky.com