Viulinx Quad-band 2W
TDD bi-directional datalink — quad-band S-band, 33 dBm, 50 km

The Viulinx Quad-band 2W is a 33 dBm S-band TDD datalink covering four frequency bands (2025–2110, 2200–2290, 2300–2400 and 2400–2500 MHz). OFDM modulation with LDPC forward error correction and a 10 or 20 MHz channel delivers up to 15 Mbps at ranges to 50 km. AES-256 encryption is available as an upgrade over the standard DES-56 mode. Ethernet, dual TTL serial and dual S.BUS interfaces cover video, telemetry and RC in a 167 g unit running from 12–26 V DC.
Key Features
- Quad-band S-band: 2025–2110 / 2200–2290 / 2300–2400 / 2400–2500 MHz
- 33 dBm (≈2 W) transmit power — 50 km range
- Up to 15 Mbps throughput
- AES-256 encryption (optional) · DES-56 standard
- 10 / 20 MHz selectable bandwidth
- 167 g · 85 × 44 × 40 mm