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.
In the circuit in the figure, we have the production of rectangular signals with frequencies of up...
Found in an EEE this circuit uses FETs of the time and a bipolar one. Current equivalent...
We found this circuit in a 1968 Hughes publication. The components are from the era and can be...