If you are willing to do a bit of hacking and are willing to settle for som= e fixed outputs, then you can get a ATX power supply from a computer and ha= ck in some banana jacks for the 3.3, 5, and 12V outputs. You can probably g= et one for free=85 -Pete On Feb 11, 2012, at 1:15 PM, Nathan House wrote: > I'm burning through batteries like nobody's business and think it's > high time I purchased a power supply. I know I can make my own board > with voltage regulators for common voltages like 3.3, 5, 12, etc, but > I think I'd rather have something that's adjustable and can source a > lot of current in case I ever need it. I've been looking at power > supplies on ebay and stumbled across a very low price one that seems > to be pretty popular (the seller has sold 159 of them): >=20 > http://www.ebay.com/itm/Precision-Lab-PS305D-Variable-30V-5A-DC-Power-Sup= ply-/120716204084?pt=3DLH_DefaultDomain_0&hash=3Ditem1c1b3f1834 >=20 > I've never heard of the brand before. What do you think, good buy or not? >=20 > Thanks, >=20 > Nate >=20 > --=20 > Student Hobbyist > www.roboticsguy.com > --=20 > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .