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Audio Glossary Item Definition 23-10 Audio System System Description (cont’d) Track A sound recording on a CD, tape, or PC card. Treble An adjustment to control the ‘‘volume’’ of the high frequency sounds. Tuner A component (or part of a component) that receives radio signals and selects Tweeter A speaker designed to reproduce the higher frequencies (treble) only. Voice Coil A coil of wire wrapped around a tube and then attached to the speaker cone or Volume Control Allows you to control the loudness of the music. WMA music file Windows Media Audio File. This is an accepted format for music files to be Woofer A speaker that is designed to reproduce bass frequencies only. XM Radio Satellite based radio transmission, which also uses a ground based repeater XM Receiver The external component that receives and processes the XM signals from the |