This circuit, with output of 1.5 A, was found in a magazine 73 of the 90s. The integrated circuit is from the time and must be mounted in a heat sink.
In this circuit we show how to modulate the pulses produced by a 555 in frequency. The circuit can be...
This toy organ was found in Popular Electronics from January 1967. It can be constructed from...
This elaborate electric fence design differs from the others by triggering an alarm in the event of...