Sound and Vibration Standards


BS 2475
Octave and One-third Octave Band Filters


Standard Number : BS 2475:1964
Title : Specification for octave and one-third octave band-pass filters
Status : Superseded, Withdrawn
Replaced By : BS EN 61260:1996, IEC 61260:1995
 
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Acoustic Terms and DefinitionsOctave and 1/3-octave