If you could fantasize an improvement what would you want to change by getting a different tube?
If you don't have an answer, save yourself the time and money you will chase after new tube recommendations. All tubes will effect to some degree or another the tone, for goood or bad, often depending on the sources and amps you are using. FWIW.
If you don't have an answer, save yourself the time and money you will chase after new tube recommendations. All tubes will effect to some degree or another the tone, for goood or bad, often depending on the sources and amps you are using. FWIW.