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DV52/2

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ID = 15784
       
Country:
Germany
Brand: Spanner GmbH, Marken: Delta Valve, Altron, Neo-Delta; Berlin
Tube type:  Triode, vacuum   Power/Output 
Identical to DV52/2
Similar Tubes
Heater different:
  DV52 ; DV52/4
First year 1927 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 1.8 Volts / If 0.3 Ampere / Direct / Battery =
Description

2 parallele Triodensysteme (Wirkung von zwei DV26).
Für den Betrieb mit 2 V Bleiakku.

Wurde auf Wunsch auch mit Telefunken-4Stift Sockel gefertigt.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature

b4_base_pins~~881.png DV52/2: Fin Stewart
Fin Stewart


Just Qvigstad
dv52_data.png
DV52/2: Manufacturer's Literature
Anonymous 15 Collector

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Collection of

 
delta_dv52_2.png

 

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