I happened to wonder what happens if I attempted to use a midi controller instead of a guitar-like instrument.  (think left of hand of piano as playing similar tones as bass)   Previously I had updated the my settings to allow the use of an Apogee Jam rather than the Realtone cable and had much success with this method via Aggregate Device Settings on OSX...This is a simple preference update, no kludge.  (though you need to understand the frequency range you are operating in or suddenly out of r