9 Summary: First record sound 1857. In year 1895 started gramophone revolution. Gramophone invented in year 1898.First sound in film singer jazz.Digital record was be invented in year 1969 to company SONY.In 90.ages is on world new technologies computer. On computer be MP3 format is modern for music. and format WAV this format work with 44,1kHz and RA with wery good quality next format is MP4 it is video and sound with wery big quality.