Best 6BL8 listed at:
Best 6BM8 listed at:

(click on links below to check stock) 6BL8=ECF80 Holland / France (recommended 2nd) 6BL8 Japan 6BL8 Mullard UK 6BL8 Siemens Germany 6BL8 Telefunken Germany (recommended 1st) 6BL8 Hungary / Russian E80CF=7643 AMPEREX PQ / TELEFUNKEN (6BL8=ECF80 SUBSTITUTE) 6BM8 France 6BM8=ECL82 Holland (recommended 2nd) 6BM8 Mullard UK 6BM8 Telefunken Germany (recommended 1st) 6BM8 US Brands / Japan / Hungary
6BL8=ECF80 Holland / France 1960 - 1970's - Klein + Hummel Telewatt Stereo-Nova VS-70 1962 - Scott 222B - Saba 300 Auto 11 listed below TO BUY 6BL8 Valvo France
TO BUY 6BL8 Philips France

6BL8=ECF80 JAPAN (best value) - Scott 299 TO BUY 6BL8 Motorola Japan

6BL8=ECF80 Mullard England 1960 - 1970's - Scott 350B TO BUY 6BL8 Philips Mullard

6BL8=ECF80 Siemens West Germany 1960 - 1970's
6BL8=ECF80 Telefunken West Germany 1960's (best 6BL8 in stock) - McIntosh MR67, MR71 FM Stereo tuner - Telefunken radio - Graaf GM 100 amplifier - HH Scott 350 Tuner 1961-2 TO BUY 6BL8 Telefunken

6BL8=ECF80 Hungary / Russian TO BUY 6BL8

E80CF=7643 AMPEREX PQ / TELEFUNKEN (6BL8 SUBSTITUTE) (The E80CF is a "SPECIAL QUALITY" medium-mu triode/pentode. Specs are similar to 6BL8=ECF80. (ALSO SEE 7643=E80CF) - McIntosh MR-67 tuner TO BUY 7643 Amperex
E80CF=7643 Amperex Germany PQ NOS made by Valvo Hamburg Germany original boxes 1961-1966 (recommended pairs) E80CF Philips Miniwatt SQ "PINCHED WAIST" NOS Gold Pins made by Valvo Hamburg Germany 1961-1962 made for CGE (Canadian GE) in CGE boxes E80CF Telefunken <> bottom NOS Gold Pins rebranded Siemens 1970

6BM8=ECL82 Holland (Triode-Pentode)


6BM8=ECL82 France TO BUY 6BM8 GE France

6BM8=ECL82 Holland Audio Note M3, M6, M9 Audio Note L2 Custom linestage - Response Audio, NY (2008) Audio Note 2.1 kit Level C Audio Note 3.1 kit Sansui TO BUY 6BM8 Holland NOS
ECL82 Pope Holland 1965-1968 "O" getter ECL82=6BM8 Philips Miniwatt and Philips Holland NOS 1965-1968 "O" getter original boxes
6BM8=ECL82=CV9167 Mullard England (punchy and smooth) - Shindo - Eastern Electric Minimax BBA "Buffer Booster Amplifier" TO BUY 6BM8 Mullard NOS
(1969 pair shown in picture) 6BM8=ECL82 Mullard rebranded Philips NOS 1966-1971 "O" getter halo, original boxes 6BM8=ECL82 Mullard rebranded Philips NOS 1972-1974 dimpled disc getter halo, original boxes
6BM8=ECL82 Telefunken Germany (Triode-Pentode) Audio Note preamps and DACS (2.1B, 2.1C) Audio Note DAC 3.1 Signature/Modified Audio Note L2 Custom linestage - Response Audio, NY (2008) (responseaudio.com) Shindo Concertino 300B amp Eastern Electric Minimax Eastern Electric Minimax BBA "Buffer Booster Amplifier" KLH Eight radio 1960-1962 TO BUY 6BM8 Telefunken

6BM8=ECL82 USA / JAPAN / HUNGARY - Elekit TU-870 TO BUY 6BM8 Siemens NOS
TO BUY 6BM8 USA or JAPAN