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T4500

Information - Help 
ID = 13073
       
Country:
France
Brand: Grammont (Radiofotos, Fotos); Paris, Malakoff
Tube type:  Screen-grid Tetrode 
Identical to T4500
Similar Tubes
Normally replaceable-slightly different:
  AS495 ; E462 ; MS4B ; RENS1264 ; TE52

Base Europe 5-Pin (O5A, B5) (Codex=Fc) Top contact screw type
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   2-9-1933
 
t4500_a.jpg
T4500: scc
Christian Schaufelberger

 
s4150small_1.png
T4500: own collection
Peter den Boer

 
actubessmall_5.png
T4500: own collection
Peter den Boer



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