Retevis 50-3 Pure Copper Coaxial Cable – 15m
Connect your repeater to an external antenna with the Retevis 50-3 coaxial cable. Its 15-metre length gives you flexibility to position your antenna away from the repeater, helping you choose a location with better clearance from surrounding obstructions.

Key Features
- 15m cable length: flexible antenna placement for your repeater installation.
- Pure copper construction: with a 50Ω impedance for compatible radio equipment.
- Retevis compatibility: listed for RT97, RT97P and RT97S repeaters.
- SL16 connector specification: check your antenna connection before ordering.
- 5mm cable diameter: for routing between your repeater and antenna.
Technical Specifications
| Cable type | 50-3 coaxial cable |
|---|---|
| Material | Pure copper |
| Impedance | 50Ω |
| Length | 15m |
| Diameter | 5mm |
| Connector specification | SL16 |
| Return loss | VHF ≥20dB; UHF ≥15dB |
| Weight | 660g |
| Compatible repeaters | Retevis RT97, RT97P and RT97S |
Installation Notes
Antenna position can affect coverage. This cable does not amplify the signal, and all coaxial cables introduce some signal loss. Keep the cable route as short and direct as practical, avoid sharp bends and protect exposed connections from moisture.
What’s Included?
- 1 × Retevis 50-3 coaxial cable, 15m