Electronic circuits that use the 555 Timer

555 Timer Circuits

555 Timers are fun and a great way to start learning electronics

WAILING SIREN Circuit

By pressing the button, the wailing sound increases. Releasing the button decreases the wailing.

The circuit automatically turns off after about 30 seconds.



View All Circuits

COPYRIGHT 2010 © ALL RIGHTS RESERVED
555 Timer Electronic Circuits
[ TOP ]