See the guitars, amps, effects, and recording gear in Steve Vai''s home studio. Photos by Lindsey Best.

"Vai's most famous Jem is Evo, which he uses for about 60 to 70 percent of all live and studio work. The guitar holds a lot of emotional investment. ""It's not even the easiest guitar to play, but it sounds great,"" he says, noting that the body and neck resonate at the same frequency."