Which 300B is the best? TJ 300B  won the game. “Sonically this valve was a revelation…  It offers that clarity, directness and openness I know from my 45’s but adds power and even more resolution. I love it. The tonal balance is very even-handed, the soundstage is ridiculously extended and opened up. Detail, especially these little background things … Continue reading TJ Fullmusic Tubes Question and Answer