No Derek I didn't make the machine heads but I did have to dismantle and shorten a couple of them, everything else is 'bar stock', my machinery consists of an old ML7 and a WM14 mill, various saws and router's.
Yes Neil the tuning is to an open E9th chord and a combination of pedals and knee levers can give major, minor, 7ths, augmented and diminished chords. The difficult part comes next in learning to play it correctly, I already play guitar and keyboard so this will keep me entertained for some time yet, although I am planning to build another with modifications.
No Richard, not yet, but there is time, with the weather as cold as it has been its not pleasant in my workshop (no heating)
Ron Mc