Log-in
(!!!!!) (Best Overall Single) 5691 RCA red base gray plates NOS 1956 (2.9ma/2.9ma) 1-2% section balance (Highest mA and Gm)

(!!!!!) (Best Overall Single) 5691 RCA red base gray plates NOS 1956 (2.9ma/2.9ma) 1-2% section balance (Highest mA and Gm)

$ 179.99

1 low noise tube) 5691 RCA red base black plates NOS (56-52=1956) in white box

1 section) 2.9ma Gm=1800

1 section) 2.9ma Gm=1900

 

best 6SL7GT sub 

very smooth sound

low noise

good midrange detail

 

Good NOS Ma Range = 2-3ma

Good NOS Gm = 1500-1600

 

Recommended for

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

 

See more: vacuum tube
Scroll to top