Re: Testing whether some humans can hear high frequencies inaudible to "normal" humans ("Harriet B. Jacobster, AuD" )


Subject: Re: Testing whether some humans can hear high frequencies inaudible to "normal" humans
From:    "Harriet B. Jacobster, AuD"  <hjacobster@xxxxxxxx>
Date:    Sun, 13 Jun 2010 20:37:15 -0400
List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>

This is a multi-part message in MIME format. --------------020004010000080503040405 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Ajay, Such behavior is not uncommon in children with autism or autism spectrum disorders. Does this child have a history of learning disabilities? I would imagine this is a lot easier to evaluate than whether the child has supersonic hearing. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Harriet B. Jacobster, Au.D., CCC-A, FAAA Board Certified in Audiology hjacobster@xxxxxxxx Divakaran, Ajay wrote: > > Dear List, > > > > My friend thinks that his child can hear frequencies that are > inaudible to other humans because of which he sometimes reacts with > alarm that no one else understands. Is there a way we can verify this > systematically? In my electronics lab during my undergrad one of my > friends tested my hearing by varying the frequency output of a signal > generator. Is there a possibility of doing that on a PC? > > > > Also, I would highly appreciate any references on music therapy for > language delayed children. I am interested in vocal music training in > particular but would appreciate any general music training as well for > therapeutic purposes. > > > > Best Regards, > > ajay > > > > Ajay Divakaran, Ph.D. > Technical Manager > Vision and Multi-Sensor Systems > Sarnoff Corporation > 201 Washington Road > PO Box 5300 > Princeton, NJ 08543 > > > > adivakaran@xxxxxxxx <mailto:adivakaran@xxxxxxxx> > www.sarnoff.com <http://www.sarnoff.com> > Phone: 609-734-2204 > > Cell: 609-578-7065 > Fax: 609-734-2662 > > > --------------020004010000080503040405 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta content="text/html;charset=ISO-8859-1" http-equiv="Content-Type"> </head> <body bgcolor="#ccffff" text="#000066"> Ajay,<br> Such behavior is not uncommon in children with autism or autism spectrum disorders. Does this child have a history of learning disabilities?<br> I would imagine this is a lot easier to evaluate than whether the child has supersonic hearing. <br> <br> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ <br> Harriet B. Jacobster, Au.D., CCC-A, FAAA <br> Board Certified in Audiology <br> <a class="moz-txt-link-abbreviated" href="mailto:hjacobster@xxxxxxxx">hjacobster@xxxxxxxx</a> <br> <br> <br> <br> <br> Divakaran, Ajay wrote: <blockquote cite="mid:20100614002607.A185E75F3@xxxxxxxx" type="cite"> <meta http-equiv="Content-Type" content="text/html; "> <meta name="Generator" content="Microsoft Word 12 (filtered medium)"> <style> <!-- /* Font Definitions */ @xxxxxxxx {font-family:"Cambria Math"; panose-1:2 4 5 3 5 4 6 3 2 4;} @xxxxxxxx {font-family:Calibri; panose-1:2 15 5 2 2 2 4 3 2 4;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {margin:0in; margin-bottom:.0001pt; font-size:11.0pt; font-family:"Calibri","sans-serif";} a:link, span.MsoHyperlink {mso-style-priority:99; color:blue; text-decoration:underline;} a:visited, span.MsoHyperlinkFollowed {mso-style-priority:99; color:purple; text-decoration:underline;} span.EmailStyle17 {mso-style-type:personal-compose; font-family:"Calibri","sans-serif"; color:windowtext;} .MsoChpDefault {mso-style-type:export-only;} @xxxxxxxx WordSection1 {size:8.5in 11.0in; margin:1.0in 1.0in 1.0in 1.0in;} div.WordSection1 {page:WordSection1;} --> </style> <!--[if gte mso 9]><xml> <o:shapedefaults v:ext="edit" spidmax="1026" /> </xml><![endif]--><!--[if gte mso 9]><xml> <o:shapelayout v:ext="edit"> <o:idmap v:ext="edit" data="1" /> </o:shapelayout></xml><![endif]--> <div class="WordSection1"> <p class="MsoNormal">Dear List,<o:p></o:p></p> <p class="MsoNormal"><o:p>&nbsp;</o:p></p> <p class="MsoNormal">My friend thinks that his child can hear frequencies that are inaudible to other humans because of which he sometimes reacts with alarm that no one else understands. Is there a way we can verify this systematically? In my electronics lab during my undergrad one of my friends tested my hearing by varying the frequency output of a signal generator. Is there&nbsp; a possibility of doing that on a PC?<o:p></o:p></p> <p class="MsoNormal"><o:p>&nbsp;</o:p></p> <p class="MsoNormal">Also, I would highly appreciate any references on music therapy for language delayed children. I am interested in vocal music training in particular but would appreciate any general music training as well for therapeutic purposes.<o:p></o:p></p> <p class="MsoNormal"><o:p>&nbsp;</o:p></p> <p class="MsoNormal">Best Regards,<o:p></o:p></p> <p class="MsoNormal">ajay<o:p></o:p></p> <p class="MsoNormal"><o:p>&nbsp;</o:p></p> <p class="MsoNormal"><span style="font-size: 10pt; font-family: &quot;Arial&quot;,&quot;sans-serif&quot;;">Ajay Divakaran, Ph.D.<br> Technical Manager<br> Vision and Multi-Sensor Systems<br> Sarnoff Corporation<br> 201 Washington Road<br> PO Box 5300<br> Princeton, NJ 08543</span><o:p></o:p></p> <div> <p class="MsoNormal">&nbsp;<o:p></o:p></p> </div> <p class="MsoNormal"><span style="font-size: 10pt; font-family: &quot;Arial&quot;,&quot;sans-serif&quot;;"><a moz-do-not-send="true" href="mailto:adivakaran@xxxxxxxx"><span style="color: blue;">adivakaran@xxxxxxxx</span></a><br> <a moz-do-not-send="true" href="http://www.sarnoff.com"><span style="color: blue;">www.sarnoff.com</span></a><br> Phone: 609-734-2204<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 10pt; font-family: &quot;Arial&quot;,&quot;sans-serif&quot;;">Cell: 609-578-7065<br> Fax: 609-734-2662</span><o:p></o:p></p> <p class="MsoNormal"><o:p>&nbsp;</o:p></p> </div> </blockquote> <br> </body> </html> --------------020004010000080503040405--


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