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6N7GT Tungsol coated glass used/good 1940's (3.0/3.9ma)

6N7GT Tungsol coated glass used/good 1940's (3.0/3.9ma)

$ 6.99

1 tube) 6N7GT Tungsol coated glass used/good 1940's 

3.0ma Gm=1400

3.9ma Gm=1400

 

 

 

(6N7=6A6=ECC31, 6N7=Type 53 with different filament voltage, also see 5694)
(the best sounding 6N7 type ever made is the ECC31 Mullard)

- Sun Audio SV-6V6SE 2008

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