<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40"> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"> <meta name=Generator content="Microsoft Word 11 (filtered medium)"> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="PersonName"/>  <style>  </style>  </head> <body lang=EN-US link=blue vlink=purple> <div class=Section1> <o:p> </o:p> <o:p> </o:p> <div> ____________________<o:p></o:p> David M. Porritt, RPT<o:p></o:p> <a href="mailto:dporritt@smu.edu">dporritt@smu.edu</a><o:p></o:p>  <o:p></o:p> </div> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center tabindex=-1> </div> From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On Behalf Of b98tu@t-online.de Sent: Monday, July 02, 2007 9:55 AM To: <st1:PersonName w:st="on">Pianotech List</st1:PersonName> Subject: Re: The Acme A1 Temperament<o:p></o:p> </div> <o:p> </o:p> a slight correction is required (correction in bold letters) , sorry for sending too fast.<o:p></o:p> regards,<o:p></o:p> <o:p> </o:p> Bernhard<o:p></o:p> -----Original Message----- Date: Sun, 01 Jul 2007 21:46:06 +0200 Subject: Re: The Acme A1 Temperament From: "b98tu@t-online.de" <b98tu@t-online.de> To: "<st1:PersonName w:st="on">Pianotech List</st1:PersonName>" <pianotech@ptg.org><o:p></o:p> Ed, i was not precise with my words...<o:p></o:p> I meant the open tuned strings, they are fix and not tuned with fifths from historic keyboard temperaments, but usually tuned with pure fifths.<o:p></o:p> <o:p> </o:p> So i should have better said: every string quartet tune quasi ET on the open strings (slightly narrow fifths, probably quasi P12) to avoid the pythagorean third of the cello c and the violin e, wich will otherwise result when using pure fifths.<o:p></o:p> <o:p> </o:p> By doing so, the very sharp pytahgorean third between the cello c and the violin e is transformed into a milder<o:p></o:p> quasi P12 tempered third.<o:p></o:p> <o:p> </o:p> The string quartet has two violins (gdae), one viola(cgda) and a cello(cgda)<o:p></o:p> <o:p> </o:p> The cello and the violin have the same tuning, but with the cello a <s>twelfth</s> fifth lower than the violin.<o:p></o:p> The cello and the viola have the same tuning, but with the cello an octave lower than the viola.<o:p></o:p> <o:p> </o:p> regards,<o:p></o:p> <o:p> </o:p> Bernhard Stopper<o:p></o:p> -----Original Message----- Date: Sun, 01 Jul 2007 02:09:48 +0200 Subject: Re: The Acme A1 Temperament From: A440A@aol.com To: pianotech@ptg.org Bernard writes: << every string quartet plays quasi ET (slightly narrow fifths, probably quasi P12) to avoid the pythagorean third of the cello C and the violin  >> I disagree.  I have sat in many a performance, and rehearsal, with my SAT in my lap.  Intonation in a good string quartet is anything but ET,  and in fact, I have had a number of string players mention how everything changes when they have to play with a piano.  There are no pure thirds in an ET piano, but you will hear a lot of them in a good quartet.     Horn players know that they must play the E differently, depending on what key they are in.  This doesn't indicate ET is in use in the orchestra... Regards,   Ed Foote RPT http://www.uk-piano.org/edfoote/index.html www.uk-piano.org/edfoote/well_tempered_piano.html ************************************** See what's free at http://www.aol.com.</HTML><o:p></o:p> </div> </body> </html>