This circuit was taken from the 1967 General Electric SCR Manual. The circuit can use virtually any unijunction and SCR according to load.
This circuit was found in old American documentation. Transistor is general purpose and coil rated...
This circuit is from an article that teaches how to assemble it in the magazine Electronics Now...
This compressor that enhances the voice range is from the 1990 Motorola Linear Databook. The...