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ID = 75047
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode, vacuum   Audio Frequency 
  <1925 very rare. ***
Identical to NERAS
Similar Tubes
Normally replaceable-slightly different:
  D-III ; D3 ; DD ; DD_Philips
Successor Tubes DD_Philips   DD  

Was used by Radio/TV-reception etc.
Filament Vf 3 Volts / If 0.5 Ampere / Direct / Battery =
Description This tube was released by the Philips company in October 1919 as an equivalent to the Telefunken RE11. It had a German type 4 pin base an this was un-plated brass. The tube was advertised in "Radio Nieuws" in the Netherlands on October 1st, 1919. The original anode voltage was 12. 
Dimensions (WHD)
incl. pins / tip
x 70 x 30 mm / x 2.76 x 1.18 inch
Information source -- Collector info (Sammler)   

re11_d111_socket.png NERAS: Fin Stewart
Fin Stewart


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