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ID = 2332
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Vacuum Pentode   Power/Output 
Identical to RES364 = PP430 = AI620 = C443 = L425D
Similar Tubes
Normally replaceable-slightly different:
  D100N ; DW3 ; M43 ; P425_Triotron ; TW425
Multiple differences or of other kind:
First year 1931 Tube leaflet collection E.Erb Analysis by original leaflets
Predecessor Tubes RES164d   RES164  
Successor Tubes RENS1374d  

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.25 Ampere / Direct / Specified voltage AC/DC

The C443 was designed for AC mains operation only, it is capable of about twice the output power of the former B443. The equivalent types RES364, L425D and PP430 appeared considerably later.[Jacob Roschÿ, 2003-01-17]

Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 205, p. 404
Taschenbuch zum Röhren-Codex 1948/49   

RES364: schema 124wl
Egon Strampe

4_42.png RES364: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad
RES364: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

More ...
Usage in Models 1= 1931?? ; 2= 1931? ; 1= 1931 ; 2= 1932?? ; 5= 1932? ; 2= 1932 ; 2= 1933? ; 7= 1933 ; 1= 1934 ; 1= 1935? ; 1= 1939 ; 2= 9999

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):27

Collection of



Forum contributions about this tube
Threads: 1 | Posts: 2
Hits: 2188     Replies: 1
RES364 (RES364)
Giovanni Mura

Attenzione la tensione di filamento di questa valvola è 4 Volt e non 2 Volt come riportato.

Otmar Jung

Grazie per aver ricordato i dati del sistema di riscaldamento che ho corretto. Tale contributo potrebbe essere soppresso.

End of forum contributions about this tube

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