Instead, MP3 files use perceptual coding. That means that an MP3 file does not contain 100% of the original audio information. This then enables you to get hundreds of songs on to a CD and it also has opened up a new market over the internet - the download market as download times have been significantly reduced. MP3 gets rid of a lot of the information recorded in a song that our ears are not able to hear and then uses complex algorithms to reduce the file size.

MP3 is a digital music format which allows CD tracks to be reduced to around a tenth of their normal size without a significant loss of quality. What are WAV and WAVE files and how do I open them?.The format uses containers to store the audio data, track numbers, sample rate and bit rate. It was originally developed by Microsoft and IBM and stores uncompressed lossless audio which results in very large file sizes. One minor drawback is that the file sizes can be huge which can make them a little impractical.Ī file with the WAV file extension is a Waveform audio file format and is a container that stores data in segments. As they are stored in an uncompressed format they are enormously versatile and allow for easy editing and manipulation.

It was originally developed back in 1991 for use within Windows 3.1 but today it is the gold standard in studio recording and one of the most popular digital audio formats. The WAV file is one of the simplest digital audio file formats.

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