FrSky RB-25 - Redundancy Bus tandem An innovative feature on the

An innovative feature on the electric version is a removable access panel on the left side of the fuselage

From the R/C car industry

Ultra low stand-by current: 5µA (micro-ampere)

Model does not include a retract

FrSky RB-25 - Redundancy Bus tandem An innovative feature on theThe RB 25 RB 25S builds on the success of the previous trusted Redundancy Bus Series by adding new advanced features combined with a compact new design which meets the needs of users who want a flight safe system built in a smaller size unit. Triple Receiver Redundancy & Dual Power Input RB 25 RB 25S has been designed to offer both dual power and triple receiver redundancy. This provides the user triple receiver signal and telemetry redundancy by