Ok, so this isn't really audio related, but I bet someone here might have a good idea how to do it. I want to make a unit that takes 4 x AA batteries (4-7V cumulative) and outputs a regulated 5.2V hooked to a standard USB jack. This would be primarily for use with my Nintendo DS (for when I'm...

Okay, I'm putting some basic info here at the start of the thread in case people aren't willing to read the whole thread: 1) I'm not using a PCB, I'll be doing point to point 2) Yes, those are SMD tantalum capacitors in the photo, they're for my power rails (only two of them, the other one...