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(!!!!!) (Best Overall Single) 7199 RCA black plates NOS 1960's (14.2ma pentode / 9.6ma triode) (Highest Gm)
(!!!!!) (Best Overall Single) 7199 RCA black plates NOS 1960's (14.2ma pentode / 9.6ma triode) (Highest Gm)
$ 89.99
1 tube) 7199 RCA black plates NOS 1960's
14.2ma Gm=7800 (pentode section) excellent
9.6ma Gm=2200 (triode section) excellent
Tested on Amplitrex:
Good Pentode Section 10-12ma Gm=6000-6500
Good Triode section 7-9ma Gm=1900-2100
- Bogen BD-212
- Dynaco ST-70, SCA-35
- Ampeg B25, B25B
- Heathkit AA-111
- Stromberg Carlson
- Ampex Concerto 1961
- Scott LK 150
See more: vacuum tube
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 (Best Overall Single) 7199 RCA black plates NOS 1960's (14.2ma pentode / 9.6ma triode) (Highest Gm) "Pin It")