1. (:History of Audio(:
By: Kayla Alston

2. 1876
Alexander G. Bell invented the graphophone.

3. 1876
Emile Berliner created the first working microphone. It was used as a telephone voice transmitter. (:

4. 1887
Thomas Alva Edison recorded the first piece of audio, “Mary Had a Little Lamb” on the phonograph.

5. 1979
Sony created the first Walkman cassette player.

6. 1988
Philips and Sony created the first CD.

7. 1990
Sony made DAT, Digital Audio Tape. It’s a palm sized device that can have music and pictures on it.

8. 1870s
Alexander Graham Bell was the first man to invent the telephone.

9. 2011
Dag Kittalaus created Siri which stands for Speech Interpretation and Recognition Interface and means beautiful woman who  leads you to victory in Norwegian. (:

10. 1987
Bernhard Grill, Thomas Sporer, Ernst Eberlein, Karl Heinz Brandenburg and Bernd Kurten created the first mp3 player.

11. 2006
Bill Gates introduces the Zune.(:

12. 1983
Hartmut Esslinger designed the first iPhone. P:

13. 1951
Charles P. Ginsburg developed the first practical videotape recorder.

21. Credits(: http://library.thinkquest.org/19537/Timeline.html
recording.htm
ongrph_1.html
siri-got-her-name
guy-zune-ipod/

22. Creds Con’t
news/apples-first-iphone-was-made-in phne.html
htm