4.5m Rx Only Antenna/dish has dual reflectors.You may choose manual 4.5m Tvro Dish or motorized prime focus antenna .
More detail 4.5m TVRO antenna information,pls click 4.5 TVRO antena web.
4.5M Rx Only 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 prime focus antenna Features
You may choose Linear or Circular Polarized feed system
Feed system is assembled and tested before leaving factory
Good corrosion resistance and structural stability
Self-aligning, Stretch-formed aluminum reflector panel
C band and ku band,X band,S band,L band and C&KU dual bands is as option
4.5m TVRO dish Technical Specifications
| 4.5M Rx Only 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 |
| Sidelobe | First Sidelobe ≤-14dB | |
| Envelop P90% ≤ 52 – 10lgθ(D/Δ) – 25lgθ | ||
| VSWR | ≤1.35 | ≤1.25 |
| Feed Interface | CPR229 | WR75 |
| Midband Gain | 43.2dB | 53.1dB |
| Polarization | Linear(circular as option) | Linear(circular as option) |
| -3dB Beamwidth | 1.2° | 0.42° |
| 4.5M Rx Only Antenna ENVIRONMENTAL SPECIFICATION | |
| Temperature | -45°C ~50°C |
| Relative Humidity | 100% |
| Wind Loading | Operational: 80kmphSurvival : 200kmph |
| Seismic(survival) | 0.3G’s horizontal0.15 G’s vertical |
| 4.5M Rx Only Antenna MECHANICAL SPECIFICATION | |
| Diameter | 4.5m |
| Antenna Optics | Cassegrain prime focus antenna |
| Azimuth Adjustment | ±80° |
| Surface Tolerance | 0.4mm(r.m.s.) |
| Paint Color | White |
| Re-installation | 0.5mm(r.m.s.) |
| Reflector material | Aluminum |
| Elevation Adjustment | 0°to 90° (continuous) |
| Mount Type | Elevation over Azimuth |