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 Ableton Live Scratch Techniques: In the Studio with Mad Zach, Twnty Calibur Sound Blaster: Mad Zach's DJTT Weekly Soundpack 20, Dj Sound Cards under $200