Telefunken radio and stereo amplifier,
Opus-Stereo 2004,
ECC85 ECH81 EF89 EF89 EABC80 ECC83 ECC83 EL84 EL84 EM84

Grundig radio,
955W/3D,
EC92 EF89 EF89 EABC80 EL41

Siemens radio,
Schulrundfunkgeraet 6S Ela. 5615,
EC92 EC92 ECH81 EF89 EF80 EF86 EABC80 ECL82 ECL82 EM80

Nordmende radio and stereo amplifier,
Parsifal-Stereo Z170,
ECC85 ECH81 EF89 EABC80 EBC81 EL84 EL84 EM84

Tefi tape player,
Tefifon KC1