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 figure we have a Texas Instruments circuit for TTL interfacing using discrete transistors. The two...
This circuit was found in Radio Electronics magazine from June 1963. The range is small and the...
The project presented in a 2009 documentation is intended for radio amateurs operating in the...