(!) E80CF Valvo Germany rebranded Philips Miniwatt SQ “”PINCHED WAIST”” NOS 1961 (6BL8 substitute) Title: 7643

E80CF Philips Miniwatt SQ “”PINCHED WAIST”” NOS Gold Pins made by Valvo Hamburg Germany 1961 made for CGE (Canadian GE) (Made for C GE printed on glass)

Triode: 13.8ma Gm=4700

Pentode: 9.6ma Gm=6100

(The E80CF is a “”SPECIAL QUALITY”” medium-mu triode/pentode. Specs are similar to 6BL8=ECF80)

– McIntosh MR-67 tuner