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-EDO_Dot-Guide.png
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