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 Korg KR55 Preset Analog Drum Machine 1980, Kawai SX-240 Linn LM2 Drum Machine, Korg Lambda ES 50 Vintage Ensemble Synthesizer