>...I have done limited testing of 4 persons with perfect pitch. All of them >"lost it" at about 33 cents flat or 33 cents *sharp* of A440. As the pitch >changed away from 440 each of them listened *harder* to the note before >identifying it. >Don Rose... Thanks for the additional information, Don, especially the time you took to do this limited testing scenerio of yours. Fascinating! Keith McGavern Registered Piano Technician Oklahoma Chapter 731 Piano Technicians Guild USA
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