Subject: Re: Loudspeaker with directivity similar to a human talker From: =?utf-8?B?TGlzc2VrIEhlcnbDqQ==?= <herve.lissek@xxxxxxxx> Date: Wed, 4 Mar 2009 17:28:33 +0100 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>Dear Xing, Actually, there does not exist any loudspeaker that could perfectly match the acoustic radiation pattern of the human mouth/head. The ideal solution would be to use a Head and Torso Simulator such as Brüel & Kjaer Type 4128D (see http://www.bksv.com/Products/TelecomAudioSolutions/HeadTorso/HeadandTorsoSimulatorHATSType4128D.aspx), if you can get one. Regards, Hervé Dr. Hervé Lissek Head of the Acoustic Group Laboratory of Electromagnetics and Acoustics EPFL STI IEL LEMA CH-1015 Lausanne Switzerland Tel: +41 (0) 21 693 46 30 Fax: +41 (0) 21 693 26 73 Please consider the environment before printing this email - Pensez svp à l'environnement avant d'imprimer ce message -----Message d'origine----- De : AUDITORY - Research in Auditory Perception [mailto:AUDITORY@xxxxxxxx De la part de Pang Envoyé : mercredi 4 mars 2009 17:10 À : AUDITORY@xxxxxxxx Objet : Loudspeaker with directivity similar to a human talker Dear List I would like to use a loudspeaker with directional properties similar to a human talker to play the speech signals in rooms for speech intelligibility test. I do not know which loudspeakers have directional properties similar to a human talker. Could someone please recommand a loudspeakers for my work? Thanks, Xing Xing