Pioneer DVR-420H Operating Instructions Manual page 118

Additional information
14
Sampling frequency
The rate at which sound is measured to be turned into
digital audio data. The higher the rate, the better the
sound quality, but the more digital information is
generated. Standard CD audio has a sampling frequency
of 44.1kHz, which means 44,100 samples
(measurements) per second. See also Digital audio.
Title
A collection of chapters on a the HDD/DVD disc. See also
Chapter.
Track
Audio CDs and Video CDs use tracks to divide up the
content of a disc. The DVD equivalent is called a chapter.
See also Chapter.
WMA
WMA is short for Windows Media Audio and refers to an
audio compression technology developed by Microsoft
Corporation. WMA data can be encoded by using
Windows Media Player version 9 or Windows Media
Player for Windows XP. Files are recognized by their file
extension ".wma" or ".WMA".
Microsoft, Windows Media, and the Windows logo are
trademarks, or registered trademarks of Microsoft
Corporation in the United States and/or other countries.
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