This flasher or light pulsator can be used in an ordinary flashlight. The circuit can be adapted to use a lamp instead of an LED. Transistors support equivalents. C1 determines the frequency range.
The critical point in this project is the adjustment of the optical system, mainly to avoid...
This circuit, which may have appeared elsewhere on this site, is from the integrated...
This simple power supply circuit triggers when the light on the LDR reaches the level set on the...