RLACS198
This page contains the technical specifications for the RLACS198 Active Quad Constellation Antenna.
The RLACS198 is a quad constellation antenna capable of covering the BeiDou B1, Galileo E1, GPS L1, GLONASS L1 and SBAS (WAAS, QZSS, EGNOS and MSAS) frequency band (1557 – 1606 MHz).
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Specification
| Antenna | |
|---|---|
| Architecture | Dual, Quadrature Feeds |
| 2 dB Bandwidth | 49 MHz |
| Antenna Gain (with 100 mm ground plane) | 4.75 dBic |
| Axial Ratio at Zenith over full bandwidth | <2 dB (typical), ≤3 dB (maximum) |
| Electrical | |
|---|---|
| Architecture | One LNA per feed line, mid-section SAW filter |
| Filtered LNA Frequency Bandwidth | 1557 – 1606 MHz |
| Polarization | RHCP |
| LNA Gain | 28 dB (minimum) |
| Gain flatness | ±2 dB, 1557 – 1606 MHz |
| VSWR (at LNA output) | <1.5:1 (typical), 1.8:1 (maximum) |
| Noise Figure | ≤1 dB (typical) |
| ESD Circuit Protection | 15 kV air discharge |
| Supply Voltage Range (over coaxial cable) | +2.5 to 16 V DC nominal (12 V recommended maximum) |
| Supply Current | 15 mA at 85°C (typical), 22 mA at 85°C (maximum) |
| Out-of-Band Rejection | <1500 MHz >40 dB |
| <1540 MHz >20 dB | |
| >1640 MHz >45 dB | |