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 circuit triggers a load when the sensor detects humidity. The triggering point is adjusted by...
This power source takes advantage of an old valve transformer that is no longer used and can...
This interesting circuit was found in an Argentinean Radio Chassis Television magazine from March...