Evolution of Music

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Across
  1. 2. First digital music file format
  2. 4. This artist helped pioneer multi-track recording
  3. 6. The process of changing analog sound into 1s and 0s
  4. 8. Invented the phonograph
  5. 9. The company that released the first iPod
  6. 10. The kind of recording that uses physical vibrations
  7. 12. The country that Spotify was created in
  8. 13. Early personal music player used in cars in the 60s
  9. 15. A large portable stereo popular in the 1970s
Down
  1. 1. The method used to make analog sound audible
  2. 3. The amount of minutes for a single song on a record
  3. 5. A personal music player released by Sony in 1979
  4. 7. Invented the gramophone
  5. 11. The storage method used to record sound information for playback
  6. 14. A disc read by a laser to play music