(!!!) (Good Value Single) 6SN7GT Tungsol parallel gray plates NOS 1953 double large “”O”” mica – vertical crack in base (9.8/8.2ma) (rare) Title: 6SN7GT Tungsol

1 low noise tube) 6SN7GT Tungsol parallel gray plates NOS 1953 (2) large “”O”” top mica

vertical crack in base – faded printing

1 section) 9.8ma Gm=2900

1 section) 8.2ma Gm=2600

– Cary

– Antique Sound Lab