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[TowerTalk] Re: [AMPS] True Or Not True #2

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Subject: [TowerTalk] Re: [AMPS] True Or Not True #2
From: (Stu Greene)
Date: Thu, 06 Sep 2001 15:46:36 -0700
At 10:45 AM 9/7/01 +1200, you wrote:
>Psychophysics (roughly defined as the scientific study of the relationship
>between human and animal perception and physical energies)is a scientific
>discipline dating back to the 1830s.


>When you read  an eye chart or have your ears tested by an audiologist you
>are doing psychophysics.

That's clear

>The issue under discussion is actually on applications of Weber's Law which
>has it that humans perceive changes in energy in relation to the ratio of
>energies rather than their absolute differences as measured in physical
>units. Hence dB

Of course.  Hence, psychobabble

But can one hear an increase in signal of one db?  I doubt it but I'll keep 

                                                73   Stu

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