(!!) (Best Single) 6EW7 Sylvania BIG BOTTLE NOS 1960's (7.8/56ma) (highest Ma and Gm)
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1 tube) 6EW7 Sylvania BIG BOTTLE NOS 1970's
1 triode section) 7.8ma Gm=2400
1 triode section) 65ma Gm=9500
Tested on Amplitrex AT1000
Section 1 reference = 4-6ma and Gm=1700-2100
Section 2 reference = 45-50ma and Gm=7000-8000
(6EW7 is a close substitute to the 6DE7)
- Woo Audio 6
- Woo Audio 6 SE
RCA made skinny bottle 6EW7
Sylvania made FAT BOTTLE 6EW7
See more: vacuum tube
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 (Best Single) 6EW7 Sylvania BIG BOTTLE NOS 1960's (7.8/56ma) (highest Ma and Gm) "Pin It")