Dear Alexander, thank you for the formula. I'm afraid I have to trie it out...
Regards, Stephan Am 21 Dec 2004 um 14:51 hat Alexander Batov geschrieben: > Dear Stephan, > > I personally prefer to use the following formula if precision in > calculations of string parameters is necessary ( with metal > strings in particularly): > > F = 5588 x square root of (T / d ) / L x D > > where F is the frequency in Hz (cycles per second), T is the string > tension in kg, d is the density of the string material (in grams per > cubic cm), L is the string length in cm, D is the diameter of the > string in mm. You can obviously resolve this formula against any > particular parameter that you need to determine. > > Checked with this formula for gut strings (d = 1.3 gs/cc) my Pyramid > lute string "slide" calculator gives reasonably close results ):-) > > Hope this helps, > Alexander > www.vihuelademano.com > > ----- Original Message ----- > From: "Stephan Olbertz" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Saturday, December 20, 2003 10:17 PM > Subject: lutistic mathematics > > > > Dear all, > > > > I'm in the process of calculating different options for a set > > of gut strings. It seems clear that people favour quite a > > diversity of set-ups like equal tension, slowly decreasing > > tension, general high or low tension, higher tension for long > > stringlength etc. What I cannot understand is that three > > different calculators I use give different tensions for the > > same string length, diameter and density. I am sort of > > mathematically challenged and am glad that there are kind > > souls with knowledge that do this formula stuff for us. But - > > the figures should match, shouldn't they? I had the same > > experience with setting up 1/6 comma meantone, where I ended > > up with four different calculations. How is this possible? I > > thought mathematics is an exact science...>sigh< > > > > Regards, > > > > Stephan > > > > > > > > To get on or off this list see list information at > > http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html > > >
