Here's my synthesized rendition (recorded using my Yamaha digital piano as a MIDI controller into Apple GarageBand on my MacBook Pro) of the first movement of Vivaldi's concerto grosso in D minor (opus 3, number 11).
Or download vivaldi-cto-11-1.mp3 (possibly by right-clicking). It's just under 5 minutes and 5 megabytes. More professional performances available for download on Amazon
