The History Of Portable Music Players

What is a Portable Music Player

• A portable audio player is a music device that can play back recorded audio on the go.

Portable Music Player

• In this presentation, I am going to take you through the different types of portable music players in history.

Transistor radio

• A transistor radio is a small portable radio receiver that uses transistor-based circuitry.
• This means it is a circuitry that amplifies a sound through a speaker.
• They where developed in 1954 by Texas Instruments.

Transistor Radio cont.

• They became the most popular electronic communication device in history, with billions manufactured during the 1960s and 1970s.
• Their pocket size sparked a change in popular music listening habits.

8 Track

Portable 8 Track

8 Track Cartridge

• The 8-track cartridge formally Stereo 8, or simply 8-track
• Magnetic tape sound-recording technology that was popular in the United States from the mid-1960s to 1980s.

8 Track Cartridge

• The 8-track was created by Bill Lear of Lear Jets in 1964.
• It was around until the early 1980s and is no longer made today.
• In the early 1980s, the Compact Cassette format took over.

Walkman by Sony

Walkman By Sony

• A Walkman is a cassette player that was released in1979.
• It was used to play music.

Walkman By Sony

• Cassette tapes on the walkman are very similar to the tapes on a reel to reel.
• Most tapes consist of polymer strips treated with magnetic material to make a recordable surface. These polymers, magnetic tapes are flammable.

Walkman cont.

• In fact, some tapes contain highly flammable materials. Burning of tapes releases toxic chemicals into the environment and may be illegal in some areas

Discman

Discman by Sony

• The Discman was Sony's first portable CD player.
• A Compact disc (CD) is a digital data storage that can play music.
• It was first on the market in 1984.

Discman

• The name was changed to CD Walkman worldwide in 2000 along with a redesigned "Walkman" logo

MP3 Player

• An MP3 player or Digital Audio Player is an electronic device that can play digital audio files.
• It is a type of Portable Media Player.
• It was developed in 1997.

Mp3 cont.

• Since the MP3 format is widely used, almost all players can play that format .
• The term 'MP3 player' is misleading, as most players play more than the MP3 file format.

Ipods

• An iPod is a portable media player like an mp3 created by Apple Inc.
• Ipod names are based on storage size, such as an Ipod Classic, Mini, Nano, and Shuffle.
• They were first introduced in 2001.

Ipods cont.

• The iPod Shuffle is a digital audio player designed by Apple Inc.
• It was the smallest model in Apple's iPod family, and was the first iPod to use flash memory.

Sources

• google.com
• en.wikipedia.org
• electronics.howstuffworks.com/transistor2.htm
• 8trackheaven.com/archive/work.htm

Summary

• Today I told you about the history and in order of portable music players.

Any Questions??

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