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NERAS

Información - Ayuda 
ID = 75047
       
País:
Holanda
Marca: Philips; Eindhoven (tubes international!); Miniwatt
Diseñador: Philips; Eindhoven (tubes international!); Miniwatt 
Tipo:  Triode, vacuum   Audio Frequency 
  <1925 very rare
Idéntica a NERAS
Válvulas similares
Substituya normalmente -diferencia peq.:
  D-III ; D3 ; DD_Philips ; RE11
Otra base:
  RE11Am.
Válvulas Sucesoras DD_Philips  

Base Telefunken base 4 pin
Usada en Radio/TV-reception etc.
Filamento Vf 3 Volt / If 0.5 Ampere / Direct / Battery =
Descripción

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.

 
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip
x 70 x 30 mm / x 2.76 x 1.18 inch
Literatura -- Collector info (Sammler)   

re11_d111_socket.png NERAS: Fin Stewart
Fin Stewart


Just Qvigstad
 

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