Originally Posted by
Roelof
Its normal for digital servo's. It comes from the motor getting high frequency control voltages, as you always can hear brushed 540 motors beeping when getting power.
Hhmmm, normal? Ive never heard that sound before. Its really loud. You can hear it on the track and its disruptive. Im going to have to get a different servo. Cant say new one cuz this one is new.