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TF7

Information - Help 
ID = 10310
       
Country:
France
Brand: Dario (tubes) - voir aussi La Radiotechnique
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to TF7 = AF7

Base Europe side contact P8A (Au P, 8SC) (Codex=Sf)
Filament Vf 4 Volts / If 0.65 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
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TF7: Telefunken Werkstattbuch
Wolfgang Bauer

 

from Just Qvigstad

Usage in Models 1= 1937??

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

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