(!!!) (Single) 6L6G Zenith by Sylvania engraved abse 1930”s used/tests like new (71ma)

6L6G Zenith by Sylvania engraved abse 1930”s used/tests like new

71ma like new

Gm=6400 like new

(Also see 6L6GC variants: 5881 Tungsol, 7581A Philips, KT66 GEC/Genalex, EL37 Mullard)
(the EL37 Mullard and KT66 Genalex/GEC are sonically the best 6L6)
(Also see “”5932=Premium 6L6WGA””)

– Western Electric 124C amp