1. History Of Audio By: Destiny Myers

2. Main classes of audio recording; two main classes of sound recording are the forms of analog recording and digital recording.

3. First recording

4. Phonograph's testing Out of Thomas Edison's idea came the idea of attaching a stylus from a telegraph repeater to the diaphragm in the mouthpiece of a telephone. The first test was in July of 1877, it involved a sheet of paper pulled under a needle mechanically to a diaphragm, then he shouted into the mouthpiece, Sadly, It didn't work. Though it did produce a weird sound which was luckily just enough to get the concept across, and spark some interest in a solution to the problem of recording the human voice.

5. Timeline 1877 Thomas Edison succeeds in recovering Mary's Little Lamb from a strip of tinfoil wrapped around a spinning cylinder. He demonstrates his invention, and the phonograph is born. 1881 Clement Ader, using carbon microphones and armature headphones, accidentally produced a stereo effect when listeners outside the hall monitor adjacent telephone lines linked to stage mikes at the Paris Opera!!! 1888 Edison introduces an electric motor-driven phonograph 1895 Marconi successfully experiments with his wireless telegraphy system in Italy 1910 Enrico Caruso is heard in the first live broadcast from the Metropolitan Opera, NYC 1913 The first talking movie is demonstrated by Edison using his Kinetophone,a cylinder player mechanically put together to a film projector. 1940 Walt Disney's "Fantasia" is released, with eight-track stereophonic sound 1945 Two Magnetophon tape decks are sent to the U.S. In pieces in different mailbags by Army Signal Corps Major John T. Mullin.