Futaba 4EX_c4 Precision 4-Channel FM Transmitter  [4EX_c4]

Futaba 4EX_c4 Designed for Accurate RC Control

The Futaba 4EX_c4 is a 4-channel FM transmitter focused on delivering controlled, consistent inputs for RC cars. It includes exponential settings for aileron, elevator and rudder control and supports wing mixing for V-tail and elevon configurations to help stabilise handling.

Adjustment Features and Display

A 40-segment LCD provides an at-a-glance view of settings and trims. The system includes servo reversing, analog trims that retain their values, and End Point Adjustment (EPA) on every channel so you can fine tune travel limits to protect servos and improve handling.

Powering and Trainer Functionality

This transmitter uses FM modulation and runs from a 9.6V NT8S600B NiCd battery or a 12V alkaline battery. It features a low battery alarm to warn you ahead of a shutdown and supports trainer and trainer box operation for instruction or paired flying practice.