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6DN7 RCA Mexco coin-base same internals as Sylvania NOS 1970's (69ma and 8.5ma)

6DN7 RCA Mexco coin-base same internals as Sylvania NOS 1970's (69ma and 8.5ma)

$ 13.99

1 tube) 6DN7 RCA Mexco coin-base same internals as Sylvania NOS 1970's

69ma Gm=16,500

8.5ma Gm=2600

 

Tested on Amplitrex

1 section) Good NOS Ma=35-40ma and Gm=7000-7700

1 section) Good NOS Ma=8ma and Gm=2500

 

- Bottlehead S.E.X. amp (Headphone amp)
- Bottlehead SMACK
- CONN organ console amp 1970's 2 channel
- MFA Luminence preamp 1990

See more: vacuum tube
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