46-EDD

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Dot-Guide for 46-EDD instruments

46-EDD Fretboard is based on the formula (Scale_Length/(2^(x/46))). 46-EDD, the 'Chromosomic System', is the begin of the complexest EDDs not capable for fret in guitars, because its very thin spaces not comforms the finger positions. For a better employment of 46-EDD, a short bass scale length is an adequate idea for play in it (818mm [32.2"] is the best suited).

This case, the dots follows a scale of 2L3s 11;8 Relation, placing the dots in the spaces 11· 19· 27· 35· 46: 57· 65· 73· & 81· (11 8 8 8 11) :

46-EDD Fibass 0.png

Step Purdal size Cent size
01 215,22 26.087
02 430,43 52.174
03 645,65 78.261
04 860,87 104.348
05 1076,09 130.435
06 1291,3 156.522
07 1506,52 182.609
08· 1721,74 208.696
09 1936,96 234.783
10 2152,17 260.87
11· 2367,39 286.957
12 2582,61 313.043
13 2797,83 339.13
14 3013,04 365.217
15 3228,26 391.304
16 3443,48 417.391
17 3658,7 443.478
18 3873,91 469.565
19· 4089,13 495.652
20 4304,35 521.739
21 4519,57 547.826
22 4734,78 573.913
23 4950 600
24 5165,22 626.087
25 5380,43 652.174
26 5595,65 678.261
27· 5810,87 704.348
28 6026,09 730.435
29 6241,3 756.522
30 6456,52 782.609
31 6671,74 808.696
32 6886,96 834.783
33 7102,17 860.87
34 7317,39 886.957
35· 7532,61 913.043
36 7747,83 939.13
37 7963,04 965.217
38 8178,26 991.304
39 8393,48 1017.391
40 8608,7 1043.478
41 8823,91 1069.565
42 9039,13 1095.652
43 9254,35 1121.739
44 9469,57 1147.826
45 9684,78 1173.913
46\0: 9900\0 1200\0

Other case for 46-EDD dot-guide, is with this hexatonic scale of 2L4s 9;7 Relation, placing the dots in the spaces 9· 16· 23· 30· 37· 46: 55· 62· 69· & 76· (9 7 7 7 7 9) :

46-EDD Fibass 1.png

Step Purdal size Cent size
01 215,22 26.087
02 430,43 52.174
03 645,65 78.261
04 860,87 104.348
05 1076,09 130.435
06 1291,3 156.522
07 1506,52 182.609
08 1721,74 208.696
09· 1936,96 234.783
10 2152,17 260.87
11 2367,39 286.957
12 2582,61 313.043
13 2797,83 339.13
14 3013,04 365.217
15 3228,26 391.304
16· 3443,48 417.391
17 3658,7 443.478
18 3873,91 469.565
19 4089,13 495.652
20 4304,35 521.739
21 4519,57 547.826
22 4734,78 573.913
23· 4950 600
24 5165,22 626.087
25 5380,43 652.174
26 5595,65 678.261
27 5810,87 704.348
28 6026,09 730.435
29 6241,3 756.522
30· 6456,52 782.609
31 6671,74 808.696
32 6886,96 834.783
33 7102,17 860.87
34 7317,39 886.957
35 7532,61 913.043
36 7747,83 939.13
37· 7963,04 965.217
38 8178,26 991.304
39 8393,48 1017.391
40 8608,7 1043.478
41 8823,91 1069.565
42 9039,13 1095.652
43 9254,35 1121.739
44 9469,57 1147.826
45 9684,78 1173.913
46\0: 9900\0 1200\0

And, other form for 46-EDD dot-guide is like the 1/6-tone version of Hornbostel system, the 23-EDD dot-guide in 8;6 Relation, placing the dots in the spaces 8· 14· 20· 26· 32· 38· 46: 54· 60· 66· 72· & 78· (8 6 6 6 6 6 8) :

46-EDD Fibass 2.png

Step Purdal size Cent size
01 215,22 26.087
02 430,43 52.174
03 645,65 78.261
04 860,87 104.348
05 1076,09 130.435
06 1291,3 156.522
07 1506,52 182.609
08· 1721,74 208.696
09 1936,96 234.783
10 2152,17 260.87
11 2367,39 286.957
12 2582,61 313.043
13 2797,83 339.13
14· 3013,04 365.217
15 3228,26 391.304
16 3443,48 417.391
17 3658,7 443.478
18 3873,91 469.565
19 4089,13 495.652
20· 4304,35 521.739
21 4519,57 547.826
22 4734,78 573.913
23 4950 600
24 5165,22 626.087
25 5380,43 652.174
26· 5595,65 678.261
27 5810,87 704.348
28 6026,09 730.435
29 6241,3 756.522
30 6456,52 782.609
31 6671,74 808.696
32· 6886,96 834.783
33 7102,17 860.87
34 7317,39 886.957
35 7532,61 913.043
36 7747,83 939.13
37 7963,04 965.217
38· 8178,26 991.304
39 8393,48 1017.391
40 8608,7 1043.478
41 8823,91 1069.565
42 9039,13 1095.652
43 9254,35 1121.739
44 9469,57 1147.826
45 9684,78 1173.913
46\0: 9900\0 1200\0