.
EBF80 - Duodiode - Pentode 1953
EBF80 - Double Diode - Pentode 1969
EAF41 - Diode-Pentode
EAF42 - Diode-Pentode
DF96 - Diode Pentode
EBF80 - Duodiode - Regelpentode
EBF80 - Double Diode Vati-Mu Pentode
EBF11 - Double Diode Pentode
UAF41 - Diode-Pentode
EBF83 - Double Diode Pentode
6N8 - Double Diode Vari-Mu Pentode
EBF89 - Duodiode Pentode 1958
EBL31 - Double Diode Output Pentode
EBF89 - Double Diode Pentode
UBF80 - Duodiode - Regelpentode
EBF2 - Double Diode Pentode
DAF96 - Diode Pentode
EBF80 - Double Diode VARI-MU Pentode