I have a pair of vibration motors that alternately buzz, attached to an Arduino. At the moment the on / off is managed by delay() which takes it's value from a potentiometer via an int potValue. The ...

This module features a vibration sensor, an adjustable trimpot, and a comparator chip to give an adjustable digital output based on the amount of vibration. The multiturn trimpot can be adjusted to ...

I need two buzzers alternating on / off on one pin. Is it possible to get ‘opposite’ transistors in series? One that grounds when the base goes high, one that grounds on low? In that way they can be ...