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DV27/2

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ID = 14141
       
Country:
Germany
Brand: Spanner GmbH, Marken: Delta Valve, Altron, Neo-Delta; Berlin
Tube type:  TRIODE (Detail uncertain) 
Identical to DV27/2
First year 1927 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Mar.1927 : Funk Bastler 1927 Heft 13

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 2 Volts / If 0.1 Ampere / Direct
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
dv272_kennli1.png
DV27/2: Funk-Bastler 1927, Heft 13
Hartmut Völler


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