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(!!) 12AU7A Raytheon gray ribbed plates

(!!) 12AU7A Raytheon gray ribbed plates "D" getter halo black coated glass 1951 (8.2/8.9ma)

$ 49.99

1 low noise tube) 12AU7A Raytheon gray ribbed plates "D" getter halo / black coated glass (1-30=1951) in white box

8.2ma Gm=1900

8.9ma Gm=2000

 

Good Ma range 8-10ma

Good Gm range 1800-2200

 

 

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