Subject: Re: [AUDITORY] Noise cancellation earbuds From: Matt Flax <flatmax@xxxxxxxx> Date: Thu, 25 Oct 2018 21:12:35 +1100 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>This is a multi-part message in MIME format. --------------88A5B2C2489F9F5E301A64FE Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable X-MIME-Autoconverted: from 8bit to quoted-printable by edgeum2.it.mcgill.ca id w9PACk3a017091 Nice high tech approach! On the plane, I use a pretty low tech approach. I like to wear standard=20 phone ear buds with hearing protection style muffs on top. The hearing=20 protection muffs give around 30 dB protection across most of the=20 spectrum. At the hardware store, the muffs typically give attenuation=20 ratings vs frequency in their specifications on the packet. If you get a=20 version with deep shells, then the ear buds don't even touch the sides. It may look a little excessive in an office environment ! Matt On 25/10/18 7:24 pm, Bas Van Dijk wrote: > > Hi, > > Not science but I have been using the HF-5 (and pre-cursor) for=20 > airplane travel for the last 15 years and I love them. I also have the=20 > much more expensive Bose NC headphones but I find the Etymotics are=20 > much better for listening to a movie on the plane. > > I use the foam tips mostly. > > (as the in-ears are most effective in higher frequency but the active=20 > noise cancellation is more effect in the lows, putting the Bose OVER=20 > the HF-5s is amazingly quiet J) > > BW, > > Bas > > *Bas Van Dijk* > > Program Manager, A&A - Clinician and Research Tools > > *Cochlear Technology Centre Belgium* > Schali=C3=ABnhoevedreef 20 I > 2800 Mechelen > BELGIUM > > *Phone:*+3215795528 > > *Mobile:*+32473976270 > > *Email:*BVanDijk@xxxxxxxx <mailto:BVanDijk@xxxxxxxx> > > www.cochlear.com <http://www.cochlear.com> > > Follow Cochlear on Twitter <https://twitter.com/cochlear_europe>Follow=20 > Cochlear on Facebook <https://www.facebook.com/CochlearEMEA>Follow=20 > Cochlear on YouTube <https://www.youtube.com/user/CochlearEMEA>Follow=20 > Cochlear on LinkedIn <https://www.linkedin.com/company/cochlear> > > Follow Cochlear on the web <http://www.cochlear.com/> > > > *From:*AUDITORY - Research in Auditory Perception=20 > [mailto:AUDITORY@xxxxxxxx *On Behalf Of *Sandra Gordon-Salant > *Sent:* woensdag 24 oktober 2018 16:36 > *To:* AUDITORY@xxxxxxxx > *Subject:* Re: [AUDITORY] Noise cancellation earbuds > > We evaluated the attenuation provided by Etymotic HF5 noise-isolating=20 > earphone (cost < $150) in a sound-attenuating chamber using three=20 > different ear tips provided by the manufacturer.=C2=A0 We measured spee= ch=20 > recognition thresholds (SRTs) using spondee words in the sound field=20 > with both ears of the subject plugged by the ear tips. Four=20 > participants were evaluated.=C2=A0 The eartips evaluated were=C2=A0the = Etymotic=20 > Research ER38-15SM 3-Flange Ear tips (size small), ER38-18 Large=20 > 3-Flange Ear tips, and the ER38-14F Standard Black Foam Ear tips.=C2=A0= =20 > =C2=A0The foam ear tips provided the most attenuation, which is=20 > approximately 20 dB. > > Hope this is helpful. > > Sandy > > > Sandra Gordon-Salant, Ph.D. > > Professor and Director, > > Doctoral Program in Clinical Audiology > > Department of Hearing and Speech Sciences > > University of Maryland > > 0100 Lefrak Hall > > 7251 Preinkert Drive > > College Park, MD 20742 > > http://www.umdhearinglab.com/ > > On Tue, Oct 23, 2018 at 12:14 PM, Brian Gygi <bgygi@xxxxxxxx=20 > <mailto:bgygi@xxxxxxxx>> wrote: > > Hi, my sister is very easily distracted by noise, esp. in the > office where she works, and she wants some suggestions for good > noise cancellation earphones. She'd like to spend less $150, and > is willing to get used ones. So if any of you know of some good > models, and places to get them for under that amount, please let > me know! > > Thanks in advance, > > Brian Gygi > > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > > "The information contained in this e-mail message may be confidential=20 > information, and may also be privileged. If you are not the intended=20 > recipient, any use, interference with, disclosure or copying of this=20 > material is unauthorised and prohibited. If you have received this=20 > message in error, please notify us by return email and delete the=20 > original message." --------------88A5B2C2489F9F5E301A64FE Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-MIME-Autoconverted: from 8bit to quoted-printable by edgeum2.it.mcgill.ca id w9PACk3a017091 <html> <head> <meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3DUTF= -8"> </head> <body text=3D"#000000" bgcolor=3D"#FFFFFF"> <p>Nice high tech approach!<br> </p> <p>On the plane, I use a pretty low tech approach. I like to wear standard phone ear buds with hearing protection style muffs on top. The hearing protection muffs give around 30 dB protection across most of the spectrum. At the hardware store, the muffs typically give attenuation ratings vs frequency in their specifications on the packet. If you get a version with deep shells, then the ear buds don't even touch the sides.<br> <br> It may look a little excessive in an office environment ! <br> <br> Matt </p> <div class=3D"moz-cite-prefix">On 25/10/18 7:24 pm, Bas Van Dijk wrote:<br> </div> <blockquote type=3D"cite" cite=3D"mid:4669_1540456650_5BD180CA_4669_64_1_AM4PR0601MB1940E2CF1DA50C7= 92C19635FBFF70@xxxxxxxx"> <meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3DU= TF-8"> <meta name=3D"Generator" content=3D"Microsoft Word 15 (filtered medium)"> <!--[if !mso]><style>v\:* {behavior:url(#default#VML);} o\:* {behavior:url(#default#VML);} w\:* {behavior:url(#default#VML);} .shape {behavior:url(#default#VML);} </style><![endif]--> <style><!-- /* Font Definitions */ @xxxxxxxx {font-family:Wingdings; panose-1:5 0 0 0 0 0 0 0 0 0;} @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:0cm; margin-bottom:.0001pt; font-size:12.0pt; font-family:"Times New Roman",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;} p.m8864195124797526183default-style, li.m8864195124797526183default-style= , div.m8864195124797526183default-style {mso-style-name:m_8864195124797526183default-style; mso-margin-top-alt:auto; margin-right:0cm; mso-margin-bottom-alt:auto; margin-left:0cm; font-size:12.0pt; font-family:"Times New Roman",serif;} span.EmailStyle18 {mso-style-type:personal-reply; font-family:"Calibri",sans-serif; color:#1F497D;} .MsoChpDefault {mso-style-type:export-only; font-family:"Calibri",sans-serif; mso-fareast-language:EN-US;} @xxxxxxxx WordSection1 {size:612.0pt 792.0pt; margin:70.85pt 70.85pt 70.85pt 70.85pt;} div.WordSection1 {page:WordSection1;} --></style><!--[if gte mso 9]><xml> <o:shapedefaults v:ext=3D"edit" spidmax=3D"1026" /> </xml><![endif]--><!--[if gte mso 9]><xml> <o:shapelayout v:ext=3D"edit"> <o:idmap v:ext=3D"edit" data=3D"1" /> </o:shapelayout></xml><![endif]--> <div class=3D"WordSection1"> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US">Hi,<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US"><o:p>=C2=A0</o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US">Not science but I have been using the HF-5 (an= d pre-cursor) for airplane travel for the last 15 years and I love them. I also have the much more expensive Bose NC headphones but I find the Etymotics are much better for listening to a movie on the plane.<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US">I use the foam tips mostly.<o:p></o:p></span><= /p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US"><o:p>=C2=A0</o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US">(as the in-ears are most effective in higher frequency but the active noise cancellation is more effect in the lows, putting the Bose OVER the HF-5s is amazingly quiet </span><span style=3D"font-size:11.0pt;font-family:Wingdings;color:#1F497D;mso-fareast= -language:EN-US" lang=3D"EN-US">J</span><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US">)<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US"><o:p>=C2=A0</o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US">BW,<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US">Bas<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US"><o:p>=C2=A0</o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US" lang=3D"EN-US"><o:p>=C2=A0</o:p></span></p> <table class=3D"MsoNormalTable" style=3D"width:450.0pt" width=3D"= 0" cellpadding=3D"0" border=3D"0"> <tbody> <tr> <td style=3D"padding:0cm 0cm 0cm 0cm"> <p class=3D"MsoNormal"><b><span style=3D"font-size:9.5pt;font-family:"Arial",sans-serif;color:b= lack" lang=3D"EN-US">Bas Van Dijk</span></b><span style=3D"font-size:9.5pt;font-family:"Arial",sans-serif;color:b= lack" lang=3D"EN-US"><o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:b= lack" lang=3D"EN-US">Program Manager, A&A - Clinician and Research Tools<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:6.0pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US">=C2=A0<o:p></o:p></span></p> </td> </tr> <tr> <td style=3D"padding:0cm 0cm 0cm 0cm"> <p class=3D"MsoNormal"><b><span style=3D"font-size:7.0pt;font-family:"Arial",sans-serif;color:#= 666666">Cochlear Technology Centre Belgium</span></b><span style=3D"font-size:7.0pt;font-family:"Arial",sans-serif;color:#= 666666"><br> Schali=C3=ABnhoevedreef 20 I<br> 2800 Mechelen<br> BELGIUM<o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:6.0pt;font-family:"Arial",sans-serif;color:#= 666666">=C2=A0<o:p></o:p></span></p> </td> </tr> <tr> <td style=3D"padding:0cm 0cm 0cm 0cm"> <p class=3D"MsoNormal"><b><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US">Phone:</span></b><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US"> +3215795528<o:p></o:p></span></p> <p class=3D"MsoNormal"><b><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US">Mobile:</span></b><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US"> +32473976270<o:p></o:p></span></p> <p class=3D"MsoNormal"><b><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US">Email:</span></b><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US"> </span><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666"><a href=3D"mailto:BVanDijk@xxxxxxxx" moz-do-not-send=3D"true"><span lang=3D"EN-US">BVanD= ijk@xxxxxxxx</span></a></span><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666" lang=3D"EN-US"><o:p></o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:8.5pt;font-family:"Arial",sans-serif;color:#= 666666"><a href=3D"http://www.cochlear.com" moz-do-not-send=3D"true">www.cochlear.com</a><o:p><= /o:p></span></p> <p class=3D"MsoNormal"><span style=3D"font-size:6.0pt;font-family:"Arial",sans-serif;color:#= 666666">=C2=A0<o:p></o:p></span></p> </td> </tr> <tr> <td style=3D"padding:0cm 0cm 0cm 0cm"> <p class=3D"MsoNormal"><a href=3D"https://twitter.com/cochlear_europe" moz-do-not-send=3D"true"><span style=3D"text-decoration:none"><img id=3D"_x0000_i1029" src=3D"http://wpc.7927.sigmacdn.net/007927/cochle= arsig/Twitter_32x32.png" alt=3D"Follow Cochlear on Twitter" moz-do-not-send=3D"true" width=3D"24" height=3D"2= 4" border=3D"0"></span></a><span style=3D"color:#1F497D">=C2=A0</span><a href=3D"https://www.facebook.com/CochlearEMEA" moz-do-not-send=3D"true"><span style=3D"text-decoration:none"><img id=3D"_x0000_i1028" src=3D"http://wpc.7927.sigmacdn.net/007927/cochle= arsig/Facebook_32x32.png" alt=3D"Follow Cochlear on Facebook" moz-do-not-send=3D"true" width=3D"24" height=3D"2= 4" border=3D"0"></span></a><span style=3D"color:#1F497D">=C2=A0</span><a href=3D"https://www.youtube.com/user/CochlearEMEA" moz-do-not-send=3D"true"><span style=3D"text-decoration:none"><img id=3D"_x0000_i1027" src=3D"http://wpc.7927.sigmacdn.net/007927/cochle= arsig/YouTube_32x32.png" alt=3D"Follow Cochlear on YouTube" moz-do-not-send=3D"true" width=3D"24" height=3D"2= 4" border=3D"0"></span></a><span style=3D"color:#1F497D">=C2=A0</span><a href=3D"https://www.linkedin.com/company/cochlear" moz-do-not-send=3D"true"><span style=3D"text-decoration:none"><img id=3D"_x0000_i1026" src=3D"http://wpc.7927.sigmacdn.net/007927/cochle= arsig/LinkedIn_32x32.png" alt=3D"Follow Cochlear on LinkedIn" moz-do-not-send=3D"true" width=3D"24" height=3D"2= 4" border=3D"0"></span></a><span style=3D"color:#1F497D">=C2=A0<o:p></o:p></span></p> </td> </tr> <tr> <td style=3D"border:none;border-bottom:solid black 1.0pt;padding:0cm 0cm 0cm 0cm"> <p class=3D"MsoNormal"><a href=3D"http://www.cochlear.com= /" moz-do-not-send=3D"true"><span style=3D"text-decoration:none"><img id=3D"_x0000_i1025" src=3D"http://wpc.7927.sigmacdn.net/007927/cochlearsig/CochlearLogo_200x5= 7.png" alt=3D"Follow Cochlear on the web" moz-do-not-send=3D"true" width=3D"200" height=3D"= 57" border=3D"0"></span></a><span style=3D"color:#1F497D"><o:p></o:p></span></p> </td> </tr> <tr> <td style=3D"padding:0cm 0cm 0cm 0cm"><br> </td> </tr> </tbody> </table> <p class=3D"MsoNormal"><span style=3D"font-size:11.0pt;font-family:"Calibri",sans-serif;colo= r:#1F497D;mso-fareast-language:EN-US"><o:p>=C2=A0</o:p></span></p> <p class=3D"MsoNormal"><b><span style=3D"font-size:11.0pt;font-family:"Calibri",s= ans-serif" lang=3D"EN-US">From:</span></b><span style=3D"font-size:11.0pt;font-family:"Calibri",san= s-serif" lang=3D"EN-US"> AUDITORY - Research in Auditory Perception [<a class=3D"moz-txt-link-freetext" href=3D"mailto:AUDITORY@xxxxxxxx= ISTS.MCGILL.CA">mailto:AUDITORY@xxxxxxxx</a>] <b>On Behalf Of </b>Sandra Gordon-Salant<br> <b>Sent:</b> woensdag 24 oktober 2018 16:36<br> <b>To:</b> <a class=3D"moz-txt-link-abbreviated" href=3D"mail= to:AUDITORY@xxxxxxxx">AUDITORY@xxxxxxxx</a><br> <b>Subject:</b> Re: [AUDITORY] Noise cancellation earbuds<o:p= ></o:p></span></p> <p class=3D"MsoNormal"><o:p>=C2=A0</o:p></p> <div> <p class=3D"MsoNormal">We evaluated the attenuation provided by Etymotic HF5 noise-isolating earphone (cost < $150) in a sound-attenuating chamber using three different ear tips provided by the manufacturer.=C2=A0 We measured speech recognition thresholds (SRTs) using spondee words in the sound field with both ears of the subject plugged by the ear tips. Four participants were evaluated.=C2=A0 The eartips evaluated were=C2=A0the Etymotic Research ER38-15SM 3-Flange = Ear tips (size small), ER38-18 Large 3-Flange Ear tips, and the ER38-14F Standard Black Foam Ear tips.=C2=A0 =C2=A0The foam e= ar tips provided the most attenuation, which is approximately 20 dB.=C2=A0 <o:p></o:p></p> <div> <p class=3D"MsoNormal"><o:p>=C2=A0</o:p></p> </div> <div> <p class=3D"MsoNormal">Hope this is helpful.<o:p></o:p></p> </div> <div> <p class=3D"MsoNormal"><o:p>=C2=A0</o:p></p> </div> <div> <p class=3D"MsoNormal">Sandy<o:p></o:p></p> </div> </div> <div> <p class=3D"MsoNormal"><br clear=3D"all"> <o:p></o:p></p> <div> <div> <div> <div> <div> <div> <div> <div> <p class=3D"MsoNormal">Sandra Gordon-Salant, Ph.D.<o:p></o:p></p> </div> <div> <p class=3D"MsoNormal">Professor and Director,<= o:p></o:p></p> </div> <div> <p class=3D"MsoNormal">Doctoral Program in Clinical Audiology<o:p></o:p></p> </div> <div> <p class=3D"MsoNormal">Department of Hearing an= d Speech Sciences<o:p></o:p></p> </div> <div> <p class=3D"MsoNormal">University of Maryland<o= :p></o:p></p> </div> <div> <p class=3D"MsoNormal">0100 Lefrak Hall<o:p></o= :p></p> </div> <div> <p class=3D"MsoNormal">7251 Preinkert Drive<o:p= ></o:p></p> </div> <div> <p class=3D"MsoNormal">College Park, MD 20742<o= :p></o:p></p> </div> <div> <p class=3D"MsoNormal"><o:p>=C2=A0</o:p></p> </div> <div> <p class=3D"MsoNormal"><a href=3D"http://www.umdhearinglab.com/" target=3D"_blank" moz-do-not-send=3D"true">= http://www.umdhearinglab.com/</a><o:p></o:p></p> </div> </div> </div> </div> </div> </div> </div> </div> <p class=3D"MsoNormal"><o:p>=C2=A0</o:p></p> <div> <p class=3D"MsoNormal">On Tue, Oct 23, 2018 at 12:14 PM, Bria= n Gygi <<a href=3D"mailto:bgygi@xxxxxxxx" target=3D"_blan= k" moz-do-not-send=3D"true">bgygi@xxxxxxxx</a>> wrote:<o= :p></o:p></p> <blockquote style=3D"border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm"> <div> <p class=3D"m8864195124797526183default-style">Hi, my sister is very easily distracted by noise, esp. in the office where she works, and she wants some suggestions for good noise cancellation earphones. She'd like to spend less $150, and is willing to get used ones. So if any of you know of some good models, and places to get them for under that amount, please let me know!<o:p= ></o:p></p> <p class=3D"m8864195124797526183default-style">Thanks in advance,<o:p></o:p></p> <p class=3D"m8864195124797526183default-style">Brian Gygi= <o:p></o:p></p> </div> </blockquote> </div> <p class=3D"MsoNormal"><o:p>=C2=A0</o:p></p> </div> </div> <br clear=3D"all"> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br> <br> "The information contained in this e-mail message may be confidential information, and may also be privileged. If you are not the intended recipient, any use, interference with, disclosure or copying of this material is unauthorised and prohibited. If you have received this message in error, please notify us by return email and delete the original message."<br> </blockquote> </body> </html> --------------88A5B2C2489F9F5E301A64FE--