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(!!) (Recommended Pair) ECC40 Siemens NOS made by La Radiotechnique, Chartres/France 1967-1972 (6.1/6.4ma and 6.0/6.0ma)

(!!) (Recommended Pair) ECC40 Siemens NOS made by La Radiotechnique, Chartres/France 1967-1972 (6.1/6.4ma and 6.0/6.0ma)

By Tube World

$ 72.99

1 matched pair) ECC40 Siemens NOS made by La Radiotechnique, Chartres/France 1967-1972 

1 tube) 6.1/6.4ma Gm=2800/2800

1 tube) 6.0/6.0ma Gm=2900/2900

 

Vplate=250V

Vgrid=-5.6V

Good Ma = 5.5-6ma

Good Gm = 2600-2900

  

- Lampizator DAC

 

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