StopperStimmung

(Stopper Tuning) Equal temperament based on aural pure duodecimes (octave and fifth)

Bernhard Stopper, 1988

StopperStimmung duodecime tuning tool

Onlypure tuning method (aural):

A new fascinating aural tuning method to tune with the help of the beat-canceling effect caused by the symmetry inherent in the StopperStimmung with pure tuned three-note intervals.