The CHORDBOARD STAC SYSTEM works with MIDI keyboards, ideally, a set of four 49 key MIDI keyboards,. With four keyboards stacked as shown in the video, the CHORDBOARD STAC can be set up to work with your existing MIDI setup, and you will be able to play fantastic custom performances based on your personal musical style.

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All the patented musical functionality is had in this current embodiment of the CHORDBOARD STAC. The CHORDBOARD STAC builds on your existing knowledge of GUITAR or PIANO, and will take your musical performance to a higher level. Singing while playing a sophisticated accompaniment. Adding strings and keyboards to your band. If you know how to play GUITAR, you will be right at home with the CHORDBOARD STAC. Learning theory of music and how it all works and fits together is basic to the CHORDBOARD STAC. The NASHVILLE NOTATION SYSTEM is built into the design of the CHORDBOARD STAC. Seven chords for each key signature (I, ii, iii, IV, V, vi, vii) for three majors and three minor chords. The CHORDBOARD brings it all into focus, and you will understand your music better. If you know the chord progressions, you can jam right away. Learn which notes to play, although you can hardly make a mistake, learn which notes to play so that you can get just the "right" notes for you. Its what we all do when we play chords on any instrument. We select the notes that we like. Same with CHORDBOARD. You select the notes: the power chord notes on the lower five keys, or the variety of notes left in the remaining eight keys on top. Check out the videos.