David C. Johnson was an American composer, flautist, and performer of live electronic music.
David C Johnson at the 1989 presentation of "Gefangene Früchte" for the first MultiMediale festival organized by the Zentrum for Künst und MedienTechnologie, Karlsruhe
The Studio for Electronic Music of the West German Radio was a facility of the Westdeutscher Rundfunk in Cologne. It was the first of its kind in the world, and its history reflects the development of
Karlheinz Stockhausen in the WDR Electronic Music Studio in 1991
WDR Broadcasting Centre, Wallrafplatz, Cologne: home of the studio from 1952 to 1986
Lawo PTR mixing console, obtained for the studio in the early 1990s, now in the Ossendorf museum maintained by Volker Müller