Art, I use a common Sony 200 disc CD mega changer's optical output with my Tri-Vista 21 DAC and am happy with it. I may borrow a transport from the local Audio Salon and see how it works. Enjoy your '21!
Theta Delta Basic II Transport Opinions.
I am Seriously looking at the Theta for use with the Musical Fidelity Tri-Vista 21 DAC your thoughts please.