videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including [바이올린] 바이올린 조율하기 1단계 : 손으로 튕기며 조율하기 / 튜너로 조율하기, [바이올린] 바이올린 줄 교체하기