DX7s 7-Ch DSMX Radio System with AR8000 Receiver

The DX7s transmitter boasts an impressive list of programming features, built-in telemetry and the best ergonomics in its class. PLEASE NOTE: New in the box old stock clearance item. This Item Is Non returnable item. Non Refundable! SPEKTRUM AIRWARE™ SOFTWARE. REMARKABLY EASY TO USE. The DX7s is equipped with Spektrum AirWare programming that was developed exclusively by Spektrum from the ground up. It has all the functions an airplane or heli pilot could want, but you don't have to be an expert to use them. The intuitive SimpleScroll™ interface makes navigating menus and changing settings as simple as "roll and click". ELECTRONIC E-RING When programming the cyclic and pitch mixing for a helicopter, it is possible for the sum of the two mixing values to exceed the mechanical travel limits of the servos. This can cause them to be overdriven into a locked position. Spektrum AirWare's Electronic E-Ring prevents this by automatically limiting servo travel if the sum of the cyclic an