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HISTORY OF DJ TECHNOLOGY A DJ or ‘Disk jockey’ is someone who conducts a program of recorded music on radio, television or at clubs and other dance halls. They introduce and play CD’s or vinyl on turntables. TURNTABLES The first idea of a device that would play back a recorded piece of music was in 1976 by a Swiss watchmaker named Antoine Favre. Which was later brought to life in 1863 by Henri Fourneaux and was originally called a player piano. A player piano was a piano, know known as a Pianola, which had no need for a pianist. The keys were moved by a punched piece of paper known as piano roll. Each hole punch corresponded to a separate note on the Pianola. Each note was played when it came to the corresponding note. This was a way composers recorded their music. The most notable use of a Pianola in classical music is in the work of Conlon Nancarrow. After a while this method of recording became insufficient and in the 1850’s the phonoautograph was invented. The phonoautograph was invented by Leon Scott. The phonoautograph was only a method of recording music. Not playing it back. It recorded music by using a membrane that was vibrated by sound waves. This was attached to a pen, which traced