This block is to use in Robbe helicopters, as third block supporting the main shaft. This will prevent any free flex between the frames.
The modules EXPANDER E4 EX are used to expand the number of connecting places for further telemetric sensors. In this mannner it becomes possible to connect up to 4 sensors to a DUPLEX receiver. The expander can be set in a manner which enables the JETIBOX to show measured values of concern simultaneously.