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(!!!!) (Best 5Z4G Single) 5Z4G Tungsram UK black plates NOS 1950's (55/40 and 56/40) (G9 Audio preamp) (Best sub for Russian 5Ц4С / 5U4C Russian)

$ 79.99

1 tube) 5Z4G Tungsram UK black plates NOS 1950's "D" getter

55/40

56/40


50+ = 100% output

  

- Best sub for 5Ц4С / 5U4C Russian (5Z4GT)

  

Recommended for:

- G9 Audio preamp

- Audio Note

- Pure Sound

 

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