Daily Archives: May 3, 1923

October 12, 1923 Axel Petersen (1887-1971) and Arnold Poulsen (1889-1952) successfully demonstrated for the public the first sound film recorded indoors. In essence, it was the first synchronized sound movie in the world, running a 23 minutes long movie in three scenes including actor performances and musical events. It took […]

1923: Ortofon behind breakthrough in sound films