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MPT4_5pin_Catkin

Information - Help 
ID = 46237
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Vacuum Pentode   Power/Output 
Identical to MPT4_5pin_Catkin
Similar Tubes
Other shape (e.g. bulb type):
  MPT4
Other base:
  MPT4_Catkin
Other base and data slightly different:
  MPT4_7pin

Base Europe 5-Pin (O5A, B5) Sidecontact
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Description

Pa<8W; Typ 2.5W audio output at Va=250; Ia=32mA; Rload=8k. Also available with 7 pin base and in standard form.

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
mpt4_5pin_catkin.jpg
MPT4_5pin_Catkin: M.M.
Michael Mischke

 
mpt4_catkin_spec_1.png
MPT4_5pin_Catkin: Marconi Advertisement
Anonymous 15 Collector


Usage in Models 1= 1934

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


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