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The word 'Microphone' was first used by and English scientist and inventor, Sir Charles Wheatstone
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A Liquid Transmitter/Spoken Telegraph was introduced in 1876, by Alexander Graham Bell and Elisha Gray -
The Carbon Microphone used foil to engrave and record voice and music. It was invented by Thomas Edison in 1877. -
Developed by Emile Berliner in 1890 -
Edwin S. Votey and Edward Leveaux invented the self playing piano. They were compressed air supplied by a bellows powered by pedals.
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in 1907, Lee De Forest invented the Triode Value. This was used as a building block to building the first electronic amplifier -
Invented by E.C. Wente at Western Electric -
Walter Hans Schottky and Dr. Erwin Gerlach invented the ribbon dynamic microphone in 1924
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Shellac Records released 78rpm vinyls -
Fritz Pfleumer discovered a method of coating paper tape with magnetic particles, which lead to him inventing magnetic tape for recording sound. -
in 1930, Adolph Rickenbacker and George Beauchamp sell the first ever electric guitars with electric pickups
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The first plastic recording tapes produced by AEG and BASF -
PCM was first described by Alec Reeves in 1937, as Pulse-Code Modulation. Nowadays PCM is used to encode audio data in all modern equipment. -
Employees of Bell Telephone Lab invented a Germanium Transistor. This has much lower operating voltages, and waste far less energy as heat. The transistors were also far more robust. It also allowed products to record overdubs. This changed the word of music technology. -
Philips and Sony launched the first digital Compact Disc players after demonstrating them in 1980. -
Dolby made a 5-channel surround sound scheme for people at home. This would later become known as Dolby Digital. -
MP3 Music was born.
It encodes compressed audio. The size of most computer hard drives at the time meant the much smaller file size from the uncompressed audio file is very useful for consumers storing large amounts of songs on their computer. -
Record labels begin to add multimedia files to new releases, calling then "enhanced CDs". -
DVD video discs and players are introduced, slowly killing off home video tape recorders. -
Valdemar Poulson made the first wired recorder, however it had little commercial interest