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Parts used Altoids Tin (empty) 5v Voltage regulator-i used a 7805 Female USB port Wire Battery clip Battery Tools Soldering Iron Solder Drill A File Optional Shrink tubing ...
on the 7805: pin 1-positive in pin 2-negative (ground) pin 3-positive out on the usb: D+/D- these are data-lines and are not used in my instructable ...
Grab your 7805 and solder 1 wire to each leg.(if your putting in a switch add 2 to the ground leg). Solder your positive "in" leg onto the ...
Now take your drill and drill holes for your switch and usb. Then file the holes square.
Now finally add everything to the tin and your good to go! one tip: you can use the tin as a heatsink for your 7805.
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