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HP4105

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ID = 3500
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to HP4105
Similar Tubes
Other base:
  HP4105_7pin
Other base and data slightly different:
  E447 ; S434N ; T4700 ; W519
Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fco) Sidecontact and top contact.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.1 Ampere / Indirect
Description

Tungsram-Regel-HF-Pentode (wie E447), jedoch g3 an Seitenschraube

 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   
hp4105d418app4120_2.gif
HP4105: Eigentum
Egon Strampe

Just Qvigstad 		hp4105_spec.png
HP4105: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
Usage in Models 2= 1934? ; 9= 1934 ; 1= 1935
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12

Collection of

John Hupse † 28.9.20 (NL)
 
hp4105_.jpg

HP4105
 
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