I have the CAL delta and sigma II DAC without upgrades.
I have heard that the upgrade was not worth the money charged to do it. If I recall corectly, I spent less than $500 for the pair. I like them almost as well as my vinal.
I think you can't go wrong with the pair.
I have heard that the upgrade was not worth the money charged to do it. If I recall corectly, I spent less than $500 for the pair. I like them almost as well as my vinal.
I think you can't go wrong with the pair.