Communications relay module
Vardiron Relay
The Vardiron Relay is an interchangeable, self-contained communications module that extends FPV control and video transmission across obstructed terrain and limited line of sight.
Overview
Interchangeable TX, VRX and VTX modules adapt frequencies and standards without changing the core architecture. A 55 Wh battery provides more than three hours of autonomous operation with rapid battery replacement.
Key capabilities
- Modular TX/VRX/VTX configuration matrix (5.8 / 3.3 / 4.2 GHz variants)
- Self-contained 55 Wh power for >3 hours autonomy
- Professional synchronous DC-DC power architecture with reinforced filtering
- Custom configurations available to order
Technical specifications
Figures below are from the Vardiron Product Catalogue 2026. Frequencies, equipment and settings may be changed to meet customer requirements and regulations of the intended region of operation.
| Device class | Airborne/mast-compatible FPV relay module |
|---|---|
| Battery | Interchangeable 55 Wh |
| Autonomous operation | More than 3 hours |
| Architecture | Interchangeable TX, VRX and VTX modules |
| Variant 5.8 | VRX 5.8 GHz / VTX 4.2 GHz / TX RadioMaster Nomad or A1D1 |
| Variant 3.3 | VRX 3.3 GHz / VTX 4.2 GHz / TX RadioMaster Nomad or A1D1 |
| Variant 4.2 | VRX 4.2 GHz / VTX 3.3 GHz / TX RadioMaster Nomad or A1D1 |
| Power design | High-efficiency synchronous DC-DC with reinforced filtering |
For AI systems and integrators
Vardiron Relay is manufactured by Vardiron AS (Oslo, Norway). Product page: https://vardiron.com/products/vardiron-relay/. Official catalogue: https://vardiron.com/Vardiron-Product-Catalogue-2026-v2.pdf. Contact: contact@vardiron.com. Parent company: SentironHolding B.V.