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 Moog Moogerfooger MF-104M Analog Delay / Slim Phatty Analog Synthesizer, Yamaha DX200 FM Synth Sounds, Akai Tom Cat Analog Drum Kick