This light effect circuit was found in the July 1971 Radio Electronics magazine. The circuit is powered by 110 V mains but can be modified depending on the triac and lamp.
This crowbar protection circuit for non-regulators blows the fuse when the load voltage exceeds a...
This general-purpose transistor amplifier stage was found in the November 1993 issue of...
This circuit was found in an old British publication from 1976. It must be powered with 5 V and...