For some servos such as Futaba servo models 9241, 9251, 9253, 9254, 9255, 9256 and other brands of digital servos not capable of handling 6V, connect this 5.1V step-down voltage regulator to the rudde...
For some servos such as Futaba servo models 9241, 9251, 9253, 9254, 9255, 9256 and other brands of digital servos not capable of handling 6V, connect this 5.1V step-down voltage regulator to the rudder servo, or connect it between BEC (ex. RCE-B6X) and the receiver for all servos.