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
4.5m prime focus 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 prime focus antenna Features
Optional C-band and ku-band frequency
Self-aligning antenna reflector, using stretched aluminum
Linear or Circular Polarized feed system as option
Reliable structure and a good anti-rust
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 |
| Feed Interface | CPR229 | WR75 |
| Polarization | Linear
(circular as option) |
Linear
(circular as option) |
| Noise Temperature | 41°K@20°El | 45°K@20°El |
| Sidelobe | First Sidelobe ≤-14dB | |
| Envelop P90% ≤ 52 - 10lgθ(D/Δ) - 25lgθ | ||
| VSWR | ≤1.35 | ≤1.25 |
| -3dB Beamwidth | 1.2° | 0.42° |
| Midband Gain | 43.2dB | 53.1dB |
| 4.5m prime focus antenna MECHANICAL SPECIFICATION | |
| Diameter | 4.5m |
| Elevation Adjustment | 0°to 90° (continuous) |
| Paint Color | White |
| Mount Type | Elevation over Azimuth |
| Surface Tolerance | 0.4mm(r.m.s.) |
| Reflector material | Aluminum |
| Antenna Optics | Cassegrain prime focus antenna |
| Re-installation | 0.5mm(r.m.s.) |
| Azimuth Adjustment | ±80° |
| 4.5m prime focus antenna ENVIRONMENTAL SPECIFICATION | |
| Relative Humidity | 100% |
| Temperature | -45°C ~50°C |
| Seismic(survival) | 0.3G’s horizontal0.15 G’s vertical |
| 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