This circuit is from a 1965 Motorola manual. It can be implemented with a common 2N2646 and a 106 Series SCR without problems. The pulse transformer has a 1: 1 turn ratio.
This simple neon alternating flashing circuit was found in an old American publication. The...
This FET mixer in a common source configuration was found in a 1980s documentation. The circuit...
This interesting high-quality amplifier configuration was featured on the cover of the June 1994...