-
The first musical device
Édouard-Léon Scott de Martinville invented the phonautograph, the first device that could record sound waves as they passed through the air. -
The Second Musical device
Perfected by Thomas Edison in 1878, the phonograph was a device with a cylinder covered with an impressionable material such as tin foil, lead, or wax on which a stylus etched grooves. -
The third musical device
Engineers at AEG, working with the chemical giant IG Farben, created the world's first practical magnetic tape recorder, the 'K1', which was first demonstrated in 1935. -
The fourth musical device
Before 1963, when Philips introduced the Compact audio cassette, almost all tape recording had used the reel-to-reel (also called "open reel") format. -
The fifth musical device
As hard disk capacities and computer CPU speeds increased at the end of the 1990s, hard disk recording became more popular. As of early 2005 hard disk recording takes two forms. -
Modification or Innovation
The Hard Disk eventually modified into what is now called an MP3 Player.
