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 1970 Philco-Ford AM/FM/SW battery operated transistor radio, Realistic (Radio Shack) Clarinette 91 "all in one" stereo system - part one, GE tube radio w/clock from 1966