audio2design
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As a physicist I would caution objectivists who just focus on numbers that it is the psychoacoustic theory that is the important component of being objective.
While some elements of psychoacoustics are well supported others are not.
Take this often used diagram from F Toole's book. 11 subjects is hardly statistically sound.
View attachment 145724
Regards Andrew
Not only is 11 not statistical but the whole concept of how this curve was generated is flawed as the test signal was not a controlled source, but was music, music whose spectral content is heavily influenced by those who generate it (typically older with age/exposure induced losses), the situation in which they generated it (primarily near field, with some other test locations), and the volume they used, not to mention personal preferences, etc. This curve is as much a test of music as it is of speakers.