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(!!!) (Recommended Single) 5691 RCA red base black plates NOS 1957 (2.0/2.1ma)

(!!!) (Recommended Single) 5691 RCA red base black plates NOS 1957 (2.0/2.1ma)

By Tube World

$ 174.99

1 low noise tube) 5691 RCA red base black plates NOS (57-09=1957)

1 section) 2.0ma Gm=1500

1 section) 2.1ma Gm=1600

 

- best sounding 6SL7GT sub

- very smooth sound, low noise

(Good Current Range = 2-3ma)

Recommended for

- Ampeg Heritage B-15
- Alessandro Itallian Greyhound jazz amp
- Alessandro Black and Tan 2005
- Almarro A318B
- Eddie Current

 

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