More gratuitous self-promotion!
I made a few more informal takes of Bach on clavichord: preludes in C
maj, E maj, B maj, F#maj. The unusual fretting arrangement means that
sharp keys are technically slightly easier. Still, occasional screwups
are present - you have been warned.
and at the same address, prelEmaj.mp3 prelBmaj.mp3 prel_Fsmaj.mp3 .
As for tuning, call it Rumsfeld III: you tune with the frettings you
have, not with the ones you want.