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Maybe this would work for a USB hub to charge portables..?
Apparently a bad choice with Wink, according to the reviews. Guess I'll build my safety system separate from the automation at first.
Not a hub, just charger
Calculate values for simple voltage drop. Useful for automotive to portable device voltage conversion.
Calculate values for simple voltage drop. Useful for automotive to portable device voltage conversion.
uses the LM317T regulator