Sony NWZ-S544 Operating Guide - Page 95

What are Format and Bit Rate?, What is audio format? - not working

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Table of Home Contents Menu Index 95 Useful Facts What are Format and Bit Rate? What is audio format? Audio format refers to the method used to import audio data from the Internet or audio CDs to a computer, and then save it as an audio file. Common formats include MP3 and WMA, etc. MP3: MP3 (MPEG-1 Audio Layer3) is a common audio compression technology developed by the MPEG working group of the ISO (International Organization for Standardization). MP3 can compress audio files to about 1/10 the size of standard CD audio files. WMA: WMA (Windows Media Audio) is a common audio compression technology developed by Microsoft Corporation. The WMA format produces the same sound quality as that of the MP3 format with a smaller file size. AAC: AAC (Advanced Audio Coding) is a common audio compression technology developed by the MPEG working group of the ISO (International Organization for Standardization). The AAC format produces the same sound quality as that of the MP3 format, with a smaller file size. Linear PCM: Linear PCM is an audio recording format without digital compression. You can achieve the same quality as CD music by recording with this format. What is copyright protection? Certain music files or video files, etc., that you purchase from a music download service site, etc., may apply access control technologies, such as encryption, to limit usage and duplication of material, in accordance with copyright laws. What is bit rate? Bit rate refers to the amount of data used to store each second of audio, expressed in kbps (kilo bits per second), such as 64 kbps. Generally, higher bit rates provide better sound quality, but require more storage space for the same length of audio. Continued 

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Useful Facts
What are Format and Bit Rate?
What is audio format?
Audio format refers to the method used to import audio data from the Internet
or audio CDs to a computer, and then save it as an audio file.
Common formats include MP3 and WMA, etc.
MP3:
MP3 (MPEG-1 Audio Layer3) is a common audio compression
technology developed by the MPEG working group of the ISO (International
Organization for Standardization).
MP3 can compress audio files to about 1/10 the size of standard CD audio files.
WMA:
WMA (Windows Media Audio) is a common audio compression
technology developed by Microsoft Corporation. The WMA format produces
the same sound quality as that of the MP3 format with a smaller file size.
AAC:
AAC (Advanced Audio Coding) is a common audio compression
technology developed by the MPEG working group of the ISO (International
Organization for Standardization). The AAC format produces the same sound
quality as that of the MP3 format, with a smaller file size.
Linear PCM:
Linear PCM is an audio recording format without digital
compression. You can achieve the same quality as CD music by recording with
this format.
What is copyright protection?
Certain music files or video files, etc., that you purchase from a music
download service site, etc., may apply access control technologies, such as
encryption, to limit usage and duplication of material, in accordance with
copyright laws.
What is bit rate?
Bit rate refers to the amount of data used to store each second of audio,
expressed in kbps (kilo bits per second), such as 64 kbps. Generally, higher bit
rates provide better sound quality, but require more storage space for the same
length of audio.
Continued