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Re: question on localization with "horns"
noam sobel wrote:
Not exactly what you are looking for, but if you are trying to
illustrate that it's easier to localize sounds with more widely
separated ears there's a museum in Het *Netherlands that documents early
listening devices * for acoustic detection of airplanes.
I remember once reading about an old (19th century?)
study where "horns" inserted into the ears were used
to improve auditory spatial localization in humans, as
a result of the artificially increased distance
between the ears.
In particular, look at the extreme examples of horns in
or at http://www.museumwaalsdorp.nl/images/tjechoak.gif . In the back
you have widely separated ears, in the front you have a barn owl type of
set-up with asymetric ears ( picture from the front in
Didier A Depireux ddepi001@xxxxxxxxxxxxx
20 Penn Str - S218E http://www.theearlab.org
Anatomy and Neurobiology Phone: 410-706-1272 (lab)
University of Maryland -1273 (off)
Baltimore MD 21201 USA Fax: 1-410-706-2512