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 Vestax vci 300 Itch Part II - Response to Latency Issues, 2003 Scratch Session with Dj Redline and DJ Icy Ice (legend entertainment / beat junkies)