RadioMaster R81 8ch D8/D16/SFHSS Compatible Nano Receiver with Sbus
by RadioMaster

Introducing the RadioMaster R81 V2 8-Channel Nano Receiver, a compact and versatile solution for RC enthusiasts seeking reliable performance and broad compatibility. This receiver supports FrSky D8/D16 and Futaba SFHSS protocols, making it an excellent choice for various drones and RC models.

Key Features:

• Multi-Protocol Compatibility: Seamlessly integrates with FrSky D8, D16, and Futaba SFHSS systems, offering flexibility across different transmitters.
• 8-Channel SBUS Output: Provides eight channels via SBUS, ensuring precise control for complex maneuvers.
• Extended Range: Operates over distances greater than 1 kilometer, delivering dependable signal strength for both recreational and competitive flying.
• Compact and Lightweight Design: With dimensions of 17x11mm and a weight of just 2 grams, the R81 V2 is ideal for builds where space and weight are critical.
• RSSI Feedback: Includes Received Signal Strength Indication on Channel 9 of the SBUS output, allowing real-time monitoring of signal quality.

Specifications:

• Channels: 8
• Frequency Range: 2400-2483.5MHz
• Power Input Range: 4.5-6V
• Signal Format: D8, D16 & SFHSS Compatible
• Output Format: SBUS
• Range: More than 1km
• Antenna Length: Approximately 6cm
• Size: 17x11mm
• Weight: 2 grams

Important Note: The RadioMaster R81 V2 is compatible with FrSky transmitters only when using an external Multi-Protocol Module (MPM). It is not compatible with the internal module in FrSky radios.

Upgrade your RC experience with the RadioMaster R81 V2 Nano Receiver, designed for hobbyists who demand performance, reliability, and versatility in a compact package.

• R81 Receiver User manual