Breadboard a DIY USB power supply A 10:27

Today we turn a 7805 Voltage Regulator and 4 AA batteries into a very simple Power Supply to charge anything that runs off USB. Breadboarding circuits are fun!

Creator's Site www.revision3.com/systm
Hosted by blip.tv | Curated 4/9/08 | Views 15,372

Comments

-1
Billy Banana (-9) 2/1/09 7:34 PM
nice,

he didn't you used to do "call for help" on tech tv?

i used to love that show
+1
alfpena 4/3/09 8:05 PM
Great show and series. The knot. It serves has no function after the tape. It can still pull out. Cheers, alfpena@gmail.com
+1
thegrepper 9/1/09 9:38 PM
Great demo, can you provide the part number for the Breadboard?
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This reminds me of something they'd do on Burn Notice! How cool!

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