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REN1821

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ID = 105
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Triode, vacuum   Universal 
Identical to REN1821 = NW180 = A2018 = NU180 = R2018 = A2118 = B2038
Similar Tubes
Normally replaceable-slightly different:
  ADHF ; G2018d ; G752 ; R2018d
Heater different:
  REN904
First year 1931 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jun.1931 : Funk Bastler 1931 Heft 25
Successor Tubes CC2  

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Was used by Radio/TV-reception etc.
Filament Vf 20 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working)
Tube prices 3 Tube prices (visible for members only)
Information source Babani, International Radio Tube Encyclopaedia   p. 134 & 135
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 141, p. 189
Taschenbuch zum Röhren-Codex 1948/49

ren1821.gif
REN1821: Heft "104 Schaltungen" 1947
Egon Strampe

7_42.png REN1821: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
ren1821_spec.png
REN1821: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

More ...
Usage in Models 1= 1931?? ; 7= 1931? ; 83= 1931 ; 7= 1932? ; 73= 1932 ; 2= 1933?? ; 8= 1933? ; 74= 1933 ; 6= 1934 ; 1= 1935 ; 2= 1936? ; 1= 1937? ; 1= 1938?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):266

Collection of

 
ren1821_rn.jpg

REN1821
 

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