Re: Headphones etc

Subject: Re: Headphones etc
From: Alexandra Hettergott (
Date: Mon May 31 1999 - 10:00:31 EDT

>Sorry not to be clear ...
>If the student wants a _dynamic range_ of 50 dB, and the reference (SPL)
>is 50 dB, then the (SPL) range is from 50 dB to 100 dB.

Yet for _loudness summation_ things are a little more difficult ; but you are
absolutely right mentioning that it is _sound pressure_ rather than intensity or
power which determines our measure/judgements (which is mostly along the A-weighted
scale, hence dB(A)).
Supplementary only,
(still dreaming of permanently carrying a level meter).

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