Found in a 90s Electronic Design, this circuit is used with a 9 V adapter for powering small circuits. The maximum current is given by the 250-mW regulator.
This simple circuit produces a tone when triggered by any vibration picked up by the sensor. The...
This circuit was found in Linear Technology documentation from the 90's. The circuit uses...
This shield circuit for controlling the direction of rotation of DC motors with current up to 500...