8 rated 300B tubes, 251 reader votes in total. Ranked by average star rating; ties go to the tube with more votes.
Ranked: 3 or more votes
- Takatsuki TA-300B4.7 · 19 votes
- Western Electric 300B New Production4.3 · 47 votes
- Sophia Electric Royal Princess 300B4.1 · 18 votes
- Western Electric 300B Round getter4.1 · 9 votes
- TJ Full Music 300B/N Mesh Plate3.8 · 46 votes
- Genalex Gold Lion PX300B3.7 · 93 votes
- JJ 300B3.6 · 5 votes
- Golden Dragon 4-300B LX2.8 · 14 votes
