Two-wire Lamp Flasher

Posted on Mar 19, 2013

Ideal to operate 3 to 24V DC existing on-circuit lamps LED operation is also possible. This circuit was designed to provide that continuous light lamps already wired into a circuit, become flashing. Simply insert the circuit between existing lamp and negative supply. Especially suited for car or panel pilot lights, this device can drive lamps up to 10W.

Two-wire Lamp Flasher
Click here to download the full size of the above Circuit.

* Break lamp(s) to negative supply connection(s), then insert the circuit between existing lamp(s) connection(s) and negative supply (respecting polarities!). * C1 value can be varied from 100 to 1000µF or higher, in order to change flashing frequ

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