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ID = 29060
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum   Universal 
Identical to E_Philips = PR21_Pope = PR21_Condor = E_Ideezet = EHV_Ideezet
Similar Tubes
Other base:
  E_UV ; PR21_UV-Condor
First Source (s)
05.Mar.1926 : Radio Luistergids, The Netherlands The tube E is still available!

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 4 Volts / If 0.7 Ampere / Direct / Battery =
Description Codex mit falschem Heizstrom. 
Tube prices 6 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   R38H 1-2-1925
  E_Philips: ficha de valvulas
Getulio Jimenez-Gomez
E_Philips: Ebay
Patrice Zeissloff

More ...
E_Philips: Telefunken Werkstattbuch
Wolfgang Bauer

E_Philips: own collection
Peter den Boer

More ...

from Just Qvigstad

Usage in Models 1= 1921

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

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