AVID ELEVEN RACK Pro Tools interface for guitar FOR: Racking up a killer guitar tone. Avid’s Eleven Rack is a 24bit, 96k USB Pro Tools interface that is as comfortable on the concert stage as it is in the studio. The user-friendly interface makes accessing and modifying the healthy sampling of amp, effect, speaker and mic models refreshingly intuitive. Eleven Rack also functions as a mic pre-amp with phantom power for tracking vocals or re-amping....