Jon wrote: >But it is only important on a lute as > to the chaterelle, and the highest pitch one wants to attain (and for many > coursed lutes whether the bass courses can make a musical sound without the > extension of the VL, as in the arch lutes and theorbos). ________________________ for many lute players the extension of the vibrating lenght (VL) is not a simple dry, technical means to provide certain pitch for certain gauge, etc. It is the means to have a LONGER VIBRATING TONE. You can't go too long on fretted courses but why not on the basses--this is the true logic behind very long basses. Longer vibrating bass is sweet and dull, drum-like, quickly dying bass string of short lenght is better for "marimba" loving sound(lol)
Craig, > > Arto has given you a number I can't quarrel with for the carbon fibers for > mass, but tensile strength is another matter (and for those who have > corrected me for using that term, it may be inexact as one is dealing with > stress, but it is a usable term). > > The mass is a cubic measure (as Arto gave it), after all there can be no > mass in a pure plane any more than there is length in a point or width in a > line. In our three dimensional world one needs all three dimensions to make > up mass (I won't speak for the "Flatlanders", nor for extradimensional > beings - just for our particular space). > > But the strength, in the sense of breaking stress, is a square measure. > Within limits the length makes no difference, only the stress resistance of > the material (in bridge cables one has to add the weight of the cable itself > to the load it bears, and other such confusions - and with strings one has > to consider the imperfections that multiply the longer the string). > > Tensile strength is of interest to lutenists (and other string players) > because of the question of "breaking pitch", which tends to be the same no > matter the gauge of the string for a given length. The string of greater > mass needs a higher tension (stress) to reach a pitch, but it also has > greater strength due to the thicker cross section. It is not intuitive that > the "breaking pitch" should always be the same for a given material - the > relationships might not be linear - but it seems they are. Experimentation > seems to have shown that. > > I hope to soon be able to have some empirical data on the topic, but the > strings I've got tensile strength figures for seem to react as predicted for > breaking pitch when put to the test. But it is only important on a lute as > to the chaterelle, and the highest pitch one wants to attain (and for many > coursed lutes whether the bass courses can make a musical sound without the > extension of the VL, as in the arch lutes and theorbos). > > Best, Jon > > > > ----- Original Message ----- > From: "Craig Robert Pierpont" > To: "Lute List" > Sent: Monday, January 24, 2005 6:27 PM > Subject: Carbon fiber strings > > > > Does anybody have the mass and tensile strength values for carbon fiber > strings. (Saverez strings claim not to be carbon fiber so those numbers > won't necessarily work.) > > Thanks, > > Craig > > > > __________________________________________________ > > Do You Yahoo!? > > Tired of spam? Yahoo! Mail has the best spam protection around > > http://mail.yahoo.com > > -- > > > > To get on or off this list see list information at > > http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html > > > > > > > > > ------------------------------------------ Faites un voeu et puis Voila ! www.voila.fr --
