well after some trial and error I finally got a external power supply working

Then after a few hours it caught fire lol!

using a LM2596 Buck Converter now for one Block erupter. Had to add a stupid big heat sink to it.
18.24 mhz I think now

http://gyazo.com/8932ae44f3d9ea693a56f54546ff8979
501 mh/s solid other 2 are over clocked also ^_^ just not as much

http://wtfmoogle.com/wp-content/uploads/2013/09/P1010002.jpg
the power supply

16.0mhz First one is taking 1.04 amps @5v from modded usb hub

16.something mhz Second is taking  1.15 amps @5v from modded usb hub

Third No clue!