Hitachi 6SN7 GTB CLOSEOUT!Black plates, made in the 1960sHitachi 6SN7 GTB CLOSEOUT! Black plates, made in the 1960s Read Don't LaughThese special 6SN7-GTB made by Hitachi in the 1960s, earned a permanent spot in my reference system after easily besting the previous Tung-Sol 6SN7 GT, Black glass, black plates, made in the 1940s!...250.00

Hitachi 6SN7 GTB CLOSEOUT! Black plates, made in the 1960s Read Don't Laugh [Expired]


no longer for sale

These special 6SN7-GTB made by Hitachi in the 1960s, earned a permanent spot in my reference system after easily besting the previous Tung-Sol 6SN7 GT, Black glass, black plates, made in the 1940s!A perfectly matched & balanced quad of these black plates for sale.Test results: 82/80, 82/80, 81/80, 80/82.Possible spare tube: 79/80. $500 for the quad, or $250 per pair! You will not see these again. See my ad that reads Canary Audio Owners!
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