13-EDD

Dot-Guide for 13-EDD instruments

13-EDD Fretboard is based on the formula (Scale_Length/(2^(x/13))). A peculiar thing of 13-EDD is the slighty sameness with 12-EDD in the Dot-Guide, in which is not a big thing :

13-EDD Dot-Guide

The dots are in the places 3· 5· 8· 10· 13: 16· 18· 21· 23· 26: & 29· denoting a scale of 3L2s 3;2 Relation, 3 2 3 2 3.

Step	Purdal size	Cent size
01	761,5	92.31
02	1523,1	184.62
03·	2284,6	276.92
04	3046,2	369.23
05·	3807,7	461.54
06	4569,2	553.85
07	5330,8	646.15
08·	6092,3	738.46
09	6853,8	830.77
10·	7615,4	923.08
11	8376,9	1015.38
12	9138,5	1107.69
13\0:	9900\0	1200\0