Tesla List wrote: > I used to have a calculation to convert AWG<->Inches, but > I lost it, anyone know what it is? There was a long discussion about this some time ago... The exact formula is: diameter=exp(a*AWGgauge+b) mils where: a=-Ln(460/5)/39; b=(36*Ln(460)+3*Ln(5))/39; Antonio Carlos M. de Queiroz