This power control was found in a 1968 power circuit manual. The SCRs are according to the power of the controlled load.
This flip-flop with neon lamps was found in a 1969 publication that deals precisely with neon...
We found this circuit in April 1979 Radio Electronics magazine. The circuit is based on the 555...
This 1968 Hughes circuit uses period components and operates at 8 Hz. Current equivalent...