Create Digital Music » Gorgeous DIY MIDIBox64, MIDI Controller for Live, Traktor, Max
http://createdigitalmusic.com/2008/05/13/gorgeous-diy-midibox64-midi-controller-for-live-traktor-max
"It consists of 16 knobs, 5 faders, 16 arcade buttons, and 32 MIDI controlled LED buttons. "