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In what format are audio sounds recorded on a digital dictaphone?


You've decided to buy a digital dictaphone, but the range of choices available is too wide? Above all, you are wondering which recording format would be ideal? Between mp3, WMA and PCM, how to make the right choice? Here we will give you the pros and cons of each format.

 

THE MP3 or MPEG layer 3 format

When a file is at the MP3 format, it is compressed, that is, it will be lighter. This will leave more room for more files in your digital dictaphone. For example, at 128 kbps, a 1-minute MP3 file has a volume of 1MB. A 44 kHz WMA format will have a volume of 10.56MB.

The MP3 format is compressed by a data destruction system. The principle is easy to assimilate: inaudible sounds by the human ear are suppressed. The main purpose of this format is to advantage of being compatible with most devices.

 

The WMA or Windows Media Audio format

As the mp3, Windows Media Audio or WMA is a file compression format. It is compatible with the Windows Media Player. You can opt for this kind of dictaphone for a better audio file than the mp3.

An advantage of the compressed file in WMA format is thatit has a protective system. You cannot copy or transfer items without permission.

 

The PCM or Pulse Code Modulation format

If you're looking for a high-quality audio fileThe Pulse Code Modulation or PCM format is an ideal solution. Indeed, a sound recorded in this format will be transmitted faithfully. The PCM format is compatible with the vast majority of systems. However, the high quality of the file comes from the fact that it does not go through the compression box. It simply means that it will be larger.