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(!!!!) (Best Value Single) 12AX7=ECC83 Mullard England ribbed plates NOS 1974 (163 Series) (0.8/1.0ma and Gm=1500/1650)

$ 129.99

1 low noise tube) 12AX7=ECC83 Mullard Blackburn UK ribbed plates NOS rebranded RTC (163-B4D3=1974) in white box

Gm=1500 (0.8ma)

Gm=1650 (1.0ma)

 

Good Gm range 1600-1800

Good Ma = 1.0 - 1.2 ma

 

 

Recommended for

- Victoria

- Bogner Ecstasy

- Bad Cat

- Sur SL-68 (hand wired)

- Fender

- Two Rock

 

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