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TCF7

Country:  Hungary      Brand:  Tungsram; Budapest (see also British T.) 
  Tube type:  Vacuum Pentode   Universal 
Tube ID = 22769
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Identical to TCF7 = CF7
First year   1935 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe side contact base P (P8A) Top contact with a cap
Filament Vf 13 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description Wir verwenden bei Modellen nur die Grundröhre CF7, denn es ist willkürlich, ob ein Apparat mit CF7 oder der Tungsram TCF7 ausgerüstet ist. 
Text in other languages (may differ)
Literature Taschenbuch zum Röhren-Codex 1948/49   

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TCF7
Jean-Jacques Pontigny

 
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TCF7: Telefunken Werkstattbuch
Wolfgang Bauer

 
Usage in Models   1= 1937??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   1

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