Röhren
Tubes
Lampes
Tubos
Tetrode (4)
Niederfrequenzverstärkung / Audio frequency amplification / Gain audiofréquence
Europa 5-Stift Eu-5 B5 (O5A) / Europe 5-Pin Eu-5 B5 (O5A)
Uf = 4 V; If = 0,08 A; =
Ua = 200 V; Ia = 2 mA (?)
Dario
Boîtier 5 L. (TM-BG)