Found in a 1967 General Electric SCR manual, this circuit uses a neon lamp to produce opposing SCR clocks. The transformer is of the commercial type of the time.
This circuit appears in several versions on this site. It is designed to be used between the...
This circuit uses a piezoelectric tweeter to emit a powerful continuous sound above the audible...
This circuit is based on a Siemens S566B integrated circuit. The circuit is from a Radio...