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4060

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ID = 13609
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Electrometer Triode 
Identical to 4060 = E4060
Similar Tubes
Normally replaceable-slightly different:
  4060T ; T_MOV
First Source (s)
22.Oct.1939 : Funkschau 1939 #41

Base Europe 3-Pin B3 (Eu H) (Codex=En) Top contact with a cap.
Filament Vf 0.7 Volts / If 0.6 Ampere / Direct / Battery =
Description Es handelt sich um eine "Zweiplattenröhre". Die obere (mit Kappe verbunden) hat einen kleineren Abstand zum Heizfaden und dient zur Steuerung des Anodenstroms zur zweiten Platte.

Die alte Ausführung hat einen thorierten Heizfaden, gelblich leuchtend. Die neuere einen schwach leuchtenden Wolframfaden mit Bariumpaste. 
Tube prices 2 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
  4060_sch.png
  4060: Röhren-Handbuch Ludwig Ratheiser
Heinz Höger
 
4060_philips_miniwatt_redbook_1939_40_bild_werkphoto.jpg
4060: Philips_Miniwatt Spezialröhren 1939-1940 Redbook
Anonymous 1038 Collector

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tubesockel_klein_4060.png
4060: W.H.
Wolfgang Holtmann

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4060_1.png
4060: Manufacturer's Literature
Emilio Ciardiello

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