This circuit has its frequency controlled by a 1MHz crystal. The circuit must be powered by a voltage of 5V. The capacitors must be ceramic. The generated signal is rectangular.
This circuit consists of a “zero crossing detector” that provides a rectangular output signal...
In this game, whoever tightens the sensors, which are metal bars or spent batteries, makes the...
This circuit was found in a 80’s Popular Electronics. The components are common and the 8-ohm...