Subject: Re: Loudspeaker with directivity similar to a human talker From: Jose Almagro <luegotelodigo@xxxxxxxx> Date: Wed, 4 Mar 2009 21:46:58 +0100 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>--000e0cd32e3e261ca0046451274c Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit I think every loudspeaker of the same size a human head has would comply. Norsonic recommends using a Tivoli loudspeaker to measure STIPA with Nor140 analyzer. Best regards. 2009/3/4 Tony Miller <antonio.miller@xxxxxxxx> > Suggesting a head and torso simulator (HATS) might be overkill on your > budget if you are just interested in getting the directivity of an average > human mouth. > > The GRAS mouth simulator has an internal amplifer: > http://www.grasinfo.dk/documents/pd_44AB_ver_27_05_05.PDF > > The B&K mouth simulator requires an external amplifier: > http://www.bksv.com/doc/bp0505.pdf > > Both mouth simulators conform to standards: IEEE 269 and ITU-T P.51. > > -Tony > > > On Wed, Mar 4, 2009 at 11:10 AM, Pang <sound08@xxxxxxxx> wrote: > >> 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 >> > > --000e0cd32e3e261ca0046451274c Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable <div>=A0=A0=A0 I think every loudspeaker of the same size=A0a human head ha= s would comply. Norsonic recommends using a Tivoli loudspeaker to measure S= TIPA with Nor140 analyzer.</div> <div>=A0</div> <div>=A0=A0=A0 Best regards.=A0=A0=A0 <br><br></div> <div class=3D"gmail_quote">2009/3/4 Tony Miller <span dir=3D"ltr"><<a hr= ef=3D"mailto:antonio.miller@xxxxxxxx">antonio.miller@xxxxxxxx</a>></sp= an><br> <blockquote class=3D"gmail_quote" style=3D"PADDING-LEFT: 1ex; MARGIN: 0px 0= px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Suggesting a head and torso simu= lator (HATS) might be overkill on your budget if you are just interested in= getting the directivity of an average human mouth. <br> <br>The GRAS mouth simulator has an internal amplifer:<br><a href=3D"http:/= /www.grasinfo.dk/documents/pd_44AB_ver_27_05_05.PDF" target=3D"_blank">http= ://www.grasinfo.dk/documents/pd_44AB_ver_27_05_05.PDF</a><br><br>The B&= K mouth simulator requires an external amplifier:<br> <a href=3D"http://www.bksv.com/doc/bp0505.pdf" target=3D"_blank">http://www= .bksv.com/doc/bp0505.pdf</a><br><br>Both mouth simulators conform to standa= rds: IEEE 269 and ITU-T P.51.<br><font color=3D"#888888"><br>-Tony</font>= =20 <div> <div></div> <div class=3D"h5"><br><br> <div class=3D"gmail_quote">On Wed, Mar 4, 2009 at 11:10 AM, Pang <span dir= =3D"ltr"><<a href=3D"mailto:sound08@xxxxxxxx" target=3D"_blank">sound08@xxxxxxxx= 63.com</a>></span> wrote:<br> <blockquote class=3D"gmail_quote" style=3D"PADDING-LEFT: 1ex; MARGIN: 0pt 0= pt 0pt 0.8ex; BORDER-LEFT: rgb(204,204,204) 1px solid">Dear List<br><br>=A0= 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. =A0I do not know which loudspeakers have directional properties simi= lar to a human talker. Could someone please recommand a loudspeakers for my= work?<br> <br>=A0Thanks,<br><br>=A0 Xing Xing<br></blockquote></div><br></div></div><= /blockquote></div><br> --000e0cd32e3e261ca0046451274c--