DollaTek Digital Servo Tester, ESC Consistency Tester Speed Controller for RC Helicopter Airplane Car Motor Throttle Display

Can be synchronized output control 4 servos. Used to compare the performance steering gear control of the steering servo output signal can be accurate to 2us (1 milliseconds = 1000 microseconds), you can test the steering gear is able to respond to subtle changes. With PPM signal test function in the display, the input PPM signal changes while the input the PPM signal synchronization output to the servo Energized automatically enter manual mode (Manual) 20us 50H analog servo signal cycle, frequency 50Hz. Rotary potentiometers to decrease or increase the width of the output pulse. S-1 manual mode (Manual)/S-2-bit mode (Neutral)/S-3 automatic mode (Automatic)