This circuit is from Mullard documentation from 1969. Transistors support current equivalents. Output transistors must be mounted on heat sinks.
This low frequency doubler requires a 50 mV signal at the input. The circuit is from an old...
This simple transistorized game that appears in other versions in this section and website, was...
This is the well-known lightning lamp that was published in the March 1988 issue of Saber...