Wagner🎹 pitch raising - out of tune semitone lower before vs after (📝Serv rcd) #pianotuning MrChingPiano [Journal Shorts] 288 подписчиков Скачать
Kawai US-50 How and Why ... (someone said using ABS is better than wood duh, see this then.. ) Скачать
Can you notice the difference between Incorrect pitch (428) VS correct pitch (440) sounds like? Скачать