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R3_Ediswan_MOV

Información - Ayuda 
ID = 56325
       
País:
Gran Bretaña (GB)
Marca: Ediswan, Siemens Edison Swan Electric Co.; London
Diseñador: Ediswan, Siemens Edison Swan Electric Co.; London 
Tipo:  Triode, vacuum   Audio Frequency 
  <1925 very rare
Idéntica a R3_Ediswan_MOV

Base SPECIAL TUBEBASE in general Sidecontact and top contact.
Usada en Militaire et/ou Services Publics
Filamento Direct / Battery =
Descripción

Same as Q_Ediswan. The R3 (Q) was first made by Ediswan (as was the V24) but MOV took over production of both types. Not sure of the exact date but late 1916-early 1917. Filament volts 5, filament current .45 amps. Plate voltage 50 - 150

 
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip
x 75 x 16 mm / x 2.95 x 0.63 inch
Peso 12 g / 0.42 oz
Literatura -- Collector info (Sammler)   

triode~~6.png R3_Ediswan_MOV: Fin Stewart
Fin Stewart

Colección personal de

 
edisewan.jpg

 

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