Ka 75 cm antenna system
RQT-Ka 75 cm antenna is designed as a low cost, compact and robust Ka-band solution. The system comprises the antenna reflector, feed chain filters, polarizer and related microwave parts. The system is compliant with ITU-R S.465 and EUTELSAT ESOG120 standard.
Key Features
- Adaptable antenna system
- Eutelsat and ITU-R S.465 compliant
- Robust Ka band antenna system
- Optional integrated BUC and LNB
- Applicable for SOTM or fixed terminals
The antenna system is tailored to fit the customer mechanics and interface. If required the system parameters can be adjusted to fit the customer needs.
| Application | Ka-band reflektor system |
|---|---|
| TX Frequency | 29.5 – 30.0 GHz |
| RX Frequency | 19.7 – 20.2 GHz |
| Polarity | Circular RHCP up / LHCP down mechanical pol.change |
| Antenna | Ring focus back fire feed |
| Flange for connections | WR28, WR42 |
| Main reflector | Diameter 75 cm, depth 15 cm |
| Return-loss Tx/rx | 2o dB |
| Isolation Tx-Rx | 60 dB |
| Frequency (GHz) | Gain (dBi) | -3 dB (HPBW, deg) |
|---|---|---|
| 19.7 | 42.3 | 0.6 |
| 20.2 | 42.3 | 0.6 |
| 29.5 | 45.5 | 0.4 |
| 30.0 | 45.6 | 0.4 |
Antenna patterns for 75 cm solution showing full compliance with ITU-R460 & Eutelsat ESOG120.