On 12/29/2011 3:19 PM, Mike wrote: > Looks like a Radio Shack 22-507 PS will meet my needs @ 3A. Unless someone has a > better/cheaper solution. I have 4 20 amp (or better supplies), and don't need another > of those Current rating isn't the only spec for a power supply -- RF noise is a VERY big deal with switching power supplies. Jim