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.
With this circuit it is possible to control a current of several amps, depending on Q1, from a low...
Books and e-Books by Institute NCB 100 CIRCUITS - SHIELDS FOR ARDUINO FUN PROJECTS FOR THE...
This cricket circuit obtained in a 1992 documentation has an amplifying stage that, however, takes...