This compact power supply can be used on the workbench for up to 1 A load. The transformer has 1 A secondary current. The integrated circuit must be mounted on a heatsink.
This immobilizer circuit for vehicles was found in a 80’s Hands On Electronics. The circuit...
This circuit can be used as a clok in digital applications. Power supply is 5-V and the pins for...
With this preamplifier it is possible to use a small speaker as a microphone. The circuit is also...