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KT33

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ID = 12785
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Tube type:  Screen-grid Tetrode   Power/Output 
Identical to KT33
First year Aug.1938 Wireless World (The), London (WW, 79) Show Report

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=U)
Filament Vf 26 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

01_kt33_sch.gif
KT33: Osram Valve Guide and Book of Circuits
Achim Dassow

352.png KT33: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
kt33_data.png
KT33: MARCONI RECEIVING VALVES, LONDON, 1938
Jose Casas-Avalos

Usage in Models 1= 1949?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 

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