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H410

Information - Help 
ID = 14268
       
Country:
Great Britain (UK)
Brand:
Tube type:  Triode, vacuum 
Identical to H410 = CV2981
Similar Tubes
Normally replaceable-slightly different:
  4075RC ; D40
Heater different:
  H610
First year 1929 - - Manufacturers Literature

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 4 Volts / If 0.1 Ampere / Direct / Battery =
Description

High-gain triode for 4V accumulator. Mu 40.

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
 
h410.jpg
H410: www.tubedata.info/
Christian Schaufelberger

 
1_229.png
H410: Telefunken Werkstattbuch
Wolfgang Bauer

 
h410_data.png
H410: MARCONI VALVES MANUAL
Jose Casas-Avalos


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