Considering that the stretch of octaves is perceived and not measured, the tuner determines which octave requires more or less octave stretching "by ear". Great tuning necessitates compromise among tonal brilliance, correct intonation, and an awareness of gradation of timbre with the compass of the instrument. The name of this https://augustxkvfp.idblogz.com/31404380/the-5-second-trick-for-piano-tuning-service