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Re: Individualized HRTF measurements



Dear Thibaud,

 

Previously we have made measurements using Sennheiser KE4-211-2 electret microphones. These are nice and small, and can be inserted into the ear canal. They were wrapped in PTFE tape so that all but the front surface was covered, the tape could either be removed or cleaned for hygiene. The tape also provided enough friction to hold the microphone in place, with the cable taped to the side of the neck to further secure it.

 

You may want to look at the work of Klaus Riederer - http://www.kar.fi/KARAudio/

 

Kind regards

 

Sam Jelfs

 

 

 

From: AUDITORY - Research in Auditory Perception [mailto:AUDITORY@xxxxxxxxxxxxxxx] On Behalf Of Thibaud
Sent: 04 March 2016 09:52
To: AUDITORY@xxxxxxxxxxxxxxx
Subject: Individualized HRTF measurements

 

Dear List,

 

I intend to carry out some individualized HRTF measurements. I thought some device would exist in purpose of such measurement by including tiny microphones and a system to maintain their position into the ear canal but I feel more like each team uses its “homemade” setup… I only saw a “binaural microphone” designed by Bruel and Kjaer which is very expensive.

 

I was then wondering what microphone do you use/propose/advice  for individualized HRTF measurements ? Do you also know a way to hold the microphone in position during the measurement procedure ? And finally, do you use any type of protection in between the microphone and the ear canal in order to avoid a direct contact and then get the measurement more hygienic (given that the microphones will inserted in several subjects’ ear canals…) ?

 

Any help or advice on these matters would be very appreciated.

Thank you very much by advance,

 

Thibaud LECLERE

-----------------------------------------------------------------------------------------

PostDoc Researcher

Université de Lyon - École Nationale des Travaux Publics de l'État (ENTPE)

Laboratoire Génie Civil et Bâtiment (LGCB)

Rue Maurice Audin - 69518 Vaulx-en-Velin - France

Office B022

Tel : (+33)4.72.04.70.36

 



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