Chiff and Fipple Forums

Hi, this is my first post in the string instruments section, although I've been long active in the uilleann pipes and whistle sections.
Does anyone happen to know which tuning Flook guitarist Ed Boyd uses in the "Road to Errogie" set?
https://www.youtube.com/watch?v=GKkfENu ... F&index=11
Asking for a friend...