Group: dfw.politics · Group Profile · Search for Ruuds in dfw.politics
Author: PitchforksAndTorches
Date: Jun 7, 2010 15:51
Ruud Harmsen wrote: Thu, 13 May 2010 13:35:48 GMT: John Atkinson <johnacko@bigpond.com>: in sci.lang: Yes. Technically, it's completely wrong to use the term "loudness" for "sound pressure level". Loudness, measured in phons, is equal to SPL only at a frequency of 1000 Hz. At other frequencies it's different, because of the frequency-dependent sensitivity of the human
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