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.
The figure shows how to use a CMOS amplifier as a crystal-controlled oscillator. The circuit is...
This circuit should be placed between a turntable and recorder or playback media from the input to...
Indicated by the Maxim Engineering Journal in the 90's edition, this circuit uses only one...