Flashlight finder

Posted on Oct 18, 2012

Notes: LM3909, Capacitor, and LED are Installed in a White Translucent Cap on the Flashlight`s Back End. Only One Contact Strip (in Addition to the Case Connection) is Needed for Flasher Power

Flashlight finder
Click here to download the full size of the above Circuit.

Drawing Current Through the Bulb Simplifies Wiring and Causes Negligible Loss Since Bulb Resistance Cold is Typically Less then 2ohm.

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