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RE073d

Information - Help 
ID = 1465
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Space Charge Tetrode 
Identical to RE073d
Similar Tubes
Normally replaceable-slightly different:
  RE212
Other base and data slightly different:
  RE82
First year 1926 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eu) Sidecontact.
Filament Vf 3 Volts / If 0.08 Ampere / Direct / Battery =
Description Vom Hersteller als "Doppelgitterröhre" bezeichnet. Wurde in tragbaren Geräten und Spezialschaltungen bei niedrigen Betriebsspannungen verwendet. 
Tube prices 3 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

tubesockel_klein_2.png RE073d: TFK
Wolfgang Holtmann


Just Qvigstad
re074d_daten_kennl.png
RE073d: Handb. f. Funkfreunde 1926 - TEVEG. E.V.
Trev Levick

More ...
Usage in Models 1= 1927

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


Collection of

 
d_telefunken_re073d.jpg

RE073d
 

Variants

The first RE073d from Telefunken were made with a metal base and tip.



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