Diego Ortiz – Recercada Primera: sobre tenores Italianos (Passamezzo Antico)
 
One of Ortiz’s eight sets of divisions on Italian ground basses for viol from his Trattado de Glossas, 1553. This album includes backing tracks at A=440 and A=415 in meantone temperament at the following speeds:
Minim = 80
Minim = 90
Minim = 100
Minim = 110
Minim = 120
Minim = 130
 
Also included are tuning tracks for both pitches.
Download the music here.