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(!!!!) (Recommended Pair) ECF80=6BL8 Mullard rebranded Philips NOS 1966 1-5% matched

(!!!!) (Recommended Pair) ECF80=6BL8 Mullard rebranded Philips NOS 1966 1-5% matched

$ 79.99

1 matched pair) ECF80=6BL8 Mullard rebranded Philips NOS 1966 (P2) in white boxes

1 tube) 13.0ma Gm=5300 and 8.8ma Gm=5600 small mica flake inside tube

1 tube) 12.5ma Gm=5200 and 8.2ma Gm=5700

 

Matched on Amplitrex

Good Triode Ma/Gm=12-14ma Gm=4500-5000

Good Pentode Ma/Gm=8-10ma Gm=5500-6000

 

 

recommended for:

- Klein + Hummel Telewatt Stereo-Nova VS-70 1962

- Scott 222B

- Scott 299B/C

- Scott 350B

- Graaf

- McIntosh

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