Röhren
Tubes
Lampes
Tubos
Zweifach Tetrode / Double tetrode (4 + 4)
Niederfrequenzverstärkung / Audio frequency amplification / Gain audiofréquence
Stahl [5+5]-Stift Y10A / German Steel 10-Pin Y10A
Uf = 62 V; If = 0,1 A; ~ =
Tetrode L: Ua = 100 V; Ia = 1,7 mA
Tetrode R: Ua = 200 V; Ia = 45 mA
Ug1L = - 0,7 V; Ug2L = 50 V; Ug1R = - 8,5 V; Ug2L = 200 V
Funke 964
Funke 965
FW Erfurt
EAW AT560GWk3
FW Erfurt
FWD 5U61M
FW Erfurt +
Gruenau