With the creation of an alternative BBC TV channel expressly to broadcast more esoteric art, music and drama it was inevitable that jazz would be given its own showcase.
The 625 of the title came from 625 lines which made up the higher definition picture that BBC2 used which necessitated a selection switch (405/625) on the side of all new television sets.
A turf war between the Musician's Union of Britain and the American Federation of
Musicians meant that very few jazz acts would be able to come to Britain. A truce
was called in the mid-
Many of the shows were recorded for repeat broadcast in the Best of Jazz 625 series and these still survive, while BBC4 broadcast new editions featuring new British talent in Spring 2019 and Autumn 2020.