Röhren
Tubes
Lampes
Tubos
Heptode (7)
Regelung / Controlling / Commande
Oktalsockel K8A / Octal K8A
Uf = 6,3 V; If = 0,3 A; ~ =
Ua = 250 V; Ia = 3,5 mA
Funke 519
Mazda +
Radio LL 3753
Sylvania 30%
Röhrenlager