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 Tip 3: The cue scratch - DJ Expo 2013, Boss RV-6 Reverb guitar effects pedal demo, Fender Rumble 150, Bassman '59 LTD and Bassman 100T bass amps demoed