No, that's an order of magnitude smaller. Herb Foster --- Robert Dickow <[EMAIL PROTECTED]> wrote: > Herb, > > Did you correct for expansion of the horn itself at higher temperatures? > > Bob Dickow > > ----- Original Message ----- > From: "Herbert Foster" <[EMAIL PROTECTED]> > To: "The Horn List" <[EMAIL PROTECTED]> > Sent: Saturday, November 15, 2003 9:28 AM > Subject: RE:[Hornlist] tuning > > > > I had to pull the slide out because of the laws of physics, not my > emouchure. > > Increasing the temperature from 40 deg F to 100 deg F (4 deg C to 33 deg > C) > > increases the speed of sound by 5%. On a 9 foot horn (Bb horn) that's 6 > inches, > > or a slide pull of 3 inches (7.5 cm). Another 1 inch (2.5 cm) is required > on > > the F tuning slide. I don't know about your 8D, but mine couldn't handle > that. > > And outside temperatures vary by more than that. If you only have to move > the > > slide 1 cm, you are also correcting with your hand and embouchure. > > > > The speed of sound varies as the square root of the absolute temperature. > To > > get the absolute temperature, add 273 to degrees C or add 460 to degrees > F. > > > _______________________________________________ > post: [EMAIL PROTECTED] > set your options at http://music.memphis.edu/mailman/options/horn/herb_foster%40yahoo.com
__________________________________ Do you Yahoo!? Protect your identity with Yahoo! Mail AddressGuard http://antispam.yahoo.com/whatsnewfree _______________________________________________ post: [EMAIL PROTECTED] set your options at http://music.memphis.edu/mailman/options/horn/archive%40jab.org
