Suggested by Texas Instruments in 1980s documentation, this circuit uses a component of the era. The operating characteristics are given next to the diagram.
The circuit shown in the figure uses a programmable unijunction transistor (PUT) of the BRY39 type...
This circuit was sent by reader and collaborator Adriano Muniz Moura from Pirapora – MG. The...
This remote control for resistive loads using a triac appears elsewhere on this site. The circuit...