6L6GCHitachiBranded Hit-RayRound TipBaseBlackBottle HeightTall BottleBottle ShapeFat BottleCode On Tube6-10CountryJapanGetterO-Getter HaloGetter SupportOneGlass ColorClear GlassMicaDoublePermanentid1eudj0w8x3Pin ColorSilver PinsPlate ColorBlackTip ShapeRound TipMore 6L6GC type tubes6L6GCBranded Eico6L6GCBranded National6L6GCSylvaniaBranded Philips EcgMore tubes manufactured by Hitachi12AU7AHitachiBranded Marconi RadiotronEL34HitachiBranded Ultron12AX7AHitachiBranded Baldwin12AU7AHitachiBranded Channel Master12AU7HitachiBranded Hit-Ray6CA7, EL34HitachiBranded Raytheon12AU7HitachiBranded B&KGZ34HitachiBranded ZaerixMore tubes branded Hit-Ray12AX7ABranded Hit-RayHitachi6SN7GTBBranded Hit-RayItt12AU7HitachiBranded Hit-Ray