Ron Nossaman wrote: > At 10:58 AM 8/16/98 -0400, you wrote: > >Keith wrote: > > > >"The wrapping tries to make the string believe it's longer than it really is." > > > >I think the wrap should give the string a maximum of flexability. > > > > Newton > > > > Yep. I can't say whether it should or not, but it does. Not long ago, trying > to come up with a mechanical impedance formula for plain and wound strings, > I did some beam deflection experiments on wound strings with and without the > wrap to see how much stiffness the wrap added. The modulus of elasticity of > the copper wrap turned out to be just a little over 0.003 that of the core > wire by my count. That's why changing the wrap sizes has so little effect on > inharmonicity (ends being left alone), when it has so much effect on > tension. A change in core size will have far more effect on stiffness (and > little on tension), and therefor more effect on inharmonicity. > > Ron And THAT is why we can improve bass string scales. Newton
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