Originally Posted by
JJ100179
BEC (Battery Eliminating Circuit) is a power supply included in the ESC or receiver and is meant to provide power for servo and other stuff.Having a BEC you are no longer in need of a separate battery pack to power receiver and servos.
And yes, having 2 BEC maybe causes your troubles. Does the steering servo works?
the steering works. I just get no throttle response. When I go and click the set button to calibrate neutral position, throttle position and brake position it dosent flash green or beep to confirm it