Method and apparatus for music instruction

Method and apparatus for music instruction on a barred or keyboa

Method and apparatus for musical training

Method and apparatus for musical training

Method and apparatus for optically determining note characterist

Method and apparatus for optically determining note characterist

Method and apparatus for optically determining note characterist

Method and apparatus for piano tuning and tempering

Method and apparatus for real-time correlation of a performance

Method and apparatus for recording and reproducing pedalling eff

Method and apparatus for representing musical information as gui

Method and apparatus for selecting harmonic color using...

Method and apparatus for sensing pedal motion and actuating peda

Method and apparatus for stabilizing the tension of musical inst

Method and apparatus for teaching music

Method and apparatus for teaching musical instruments

Method and apparatus for teaching musical instruments

Method and apparatus for teaching musical notation to young chil

Method and apparatus for teaching musical notation to young chil

Method and apparatus for teaching playing of stringed...