Hitec J Perkins Code JP22954620 - Hitec Code 54620 Servo Signal Boost Extension
Are you suffering from twittering servos?, twitching horns and buzzing noises? Are the servos a long way from the receiver on extension leads in a large model? If the extension leads are long there may be a voltage drop and signal loss. This little 'Servo Booster' may be the answer to you dilemma. So before you presume the servos faulty, check installation, re route extension leads and re position receivers you may require a signal booster.