Je pense qu'il y a une aigue et une grave en plus, vu que les premieres 7 cordes (avec un Si en plus donc) ctai en jazz, 8 cordes ca doit pas leur faire trop peur
Citation : In addition to standard 6-string tuning, I tuned the 7th string to B, and the 8th string to F#. That configuration works very well for me.
Citation : In 1989 I had my first 7-string made by a fine luthier, Glenn Mers. Two years later, I was about to have a second 7-string built as a backup, and the idea of an 8-string suddenly crossed my mind. After several discussions and design drawings, as to possible structural accommodations for the additional tension of yet another lower bass string