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 ELIXIR Strings Ulli Boegershausen shows how to arrange a pop-song for acoustic, Product Specialist Pete Chiovarou at Ibanez Guitar - Brief History of their Brand | ELIXIR Strings, Alvin Mills interview: The Elixir® Strings sound