This circuit is a modification of the previous one, also found in the July 1995 Electronics Now magazine. The triac must be according to the controlled power.
This loop antenna was found in a 1990s documentation. The circuit includes a field strength meter. The...
This power supply is protected from shorts in the load. The BD135 must be mounted on a heatsink...
By the components used this circuit of old English documentation can still be easily assembled. The...