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PR11_Condor

Información - Ayuda 
ID = 51074
       
País:
Holanda
Marca: Pope's Draad- en Lampenfabrieken; Venlo
Diseñador: Philips; Eindhoven (tubes international!); Miniwatt 
Tipo:  Gas Triode   Detector 
  <1925 very rare
Idéntica a PR11_Condor = Detector_Star = PR11_Pope = D1 = D-I
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filamento Vf 3.5 Volt / If 0.5 Ampere / Direct / Battery =
Descripción The PR11 = Philips D1 was supplied with B4 base and in the shape of a D4 with an UV base. The D4 had the same characteristics as the D1, but had a UV base and different envelope. See pictures. 
Literatura - - Manufacturers Literature   1925
b4base.png PR11_Condor
Peter den Boer † 2025
Mas ...
Just Qvigstad

Colección personal de

Peter den Boer † 2025 (NL)
 
pr11_condorafb.jpg

PR11_Condor
 
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