Zoccolo Octal (Int.Octal, IO) K8A, USA 1935 Filamento Vf 6.3 Volt / If 1.2 Ampere / Indirect / Specified voltage AC/DC Descrizione There is no metal tube 6AV5, but glass tubes stamped as 6AV5, see also under 6AV5GA and 6AV5GT Testo in altre lingue (può variare)