pitch of unresolved harmonics ("Alex Galembo, PhD" )

Subject: pitch of unresolved harmonics
From:    "Alex Galembo, PhD"  <alex(at)SPEECH.KTH.SE>
Date:    Fri, 11 Oct 2002 13:43:46 +0200

At 11:33 AM 10/10/2002 +0200, Martin Braun wrote: >Outside the lab all sound is broad-band noise with varying amounts of >periodic components. If these are strong enough, we hear pitch, otherwise we >don't. > >It is obvious that complex sound with only unresolved harmonics produces a >pitch perception. But such sound is non-existent in a natural environment, >and this pitch percept is weaker and slower than that caused by natural >sound with resolved harmonics. Well, the bass range of a piano (and other instruments in the same range) is full of tones (notice: musical tones) having no resolved harmonics at all (27.5 -55Hz are the fundamentals in the lowest octave of a standard piano). What we hear then in these sounds? Alex -- Alexander Galembo, Ph.D. Visiting researcher Dept. of Speech, Music and Hearing Royal Inst. of Technology Stockholm, Sweden Tel. 46-8-7907856 Fax 46-8-7907854 E-mail: alex(at)speech.kth.se WEB: http://www.geocities.com/galembo_alex/

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Electrical Engineering Dept., Columbia University