SCR relaxation flasher

Posted on Aug 25, 2012

Flashing occurs each time the capacitor discharges through the tumed-on SCR. When the discharge current falls below the SCR holding current, the SCR turns off, and the capacitor begins charging for another cycle.

SCR relaxation flasher
Click here to download the full size of the above Circuit.

The circuit will maintain a slower but good flashing capability even after considerable battery degradation.

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