Pubul57, no I have not. I have not bought or played with an ARS. My experiences are only related to my own listening impressions, and speaking to Bobby and the designer.
Based on the sound I hear, and the impressions of the owner, I am more or less comfortable with his choice of tubes. That being said, it's always worth swapping tubes if for no other reason than to satisfy the need to see if one is maximizing the performance of any component in their own system, though it's going to cost a bit of money to roll the small tubes in this application.
Based on the sound I hear, and the impressions of the owner, I am more or less comfortable with his choice of tubes. That being said, it's always worth swapping tubes if for no other reason than to satisfy the need to see if one is maximizing the performance of any component in their own system, though it's going to cost a bit of money to roll the small tubes in this application.