Suggested by General Electric in 1965 documentation, this flasher has a control circuit with a neon-light optic coupler and LDR. The circuit is for incandescent lamps.
This circuit triggers an oscillator when any of the sensors is opened. The circuit can be powered by...
This circuit imitates the singing of a bird intermittently with the intermittency determined by C1...
This is a high gain circuit with 3 transistors connected in direct coupling. The circuit is from a...