There are a couple of options. You can either get a MIDI pickup (e.g. Roland GK-3 + GI-20) or a guitar > MIDI converter (e.g. the Sonuus G2M).Downside of the GK stuff is that GK != MIDI, so you need a GK > MIDI box (which is what the GI-20 is). Upside is that because it's a divided pickup you get qu...