This circuit was suggested by a 1967 General Electric manual. The waveforms of the generated signals are shown next to the diagram. Equivalent modern SCRs can be used.
This circuit was found in an English operational documentation from 1970. The circuit can be...
This circuit is from a 1974 publication. It generates a pulse with several sinusoidal cycles from...
This solar cell driven circuit makes 4 LEDs run at a speed given by capacitor C2. The circuit is...