Difference between revisions of "Bandpass filter"
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Revision as of 10:40, 22 March 2005
Band-pass filter "passes" (preserves) a certain range of frequencies (that is, a band), while removing everything else.
Band-pass filters are used e.g in MP3 encoder filterbank, which used band-pass filters to divide the whole frequency range (full Bandwidth) into 32 subbands which can be then processed separately.