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S3_Mullard

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ID = 58377
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Developer: Mullard Radio Valve Co. Ltd.;  
Tube type:  Triode, vacuum   Audio Frequency 
  <1925 very rare. ***
Identical to S3_Mullard

Base SPECIAL TUBEBASE in general Other combinations of connections.
Was used by Radio/TV-reception etc.
Filament Vf 3.5 Volts / If 0.65 Ampere / Direct / Battery =
Description

Tube similar in appearance to MOV V24 but has a moulded cap at one end which is a smaller version of the IS-1 "Interservice" base designed by S.R.Mullard. The diameter of the base is 27 mm. The base contains the anode and grid connections and a connection for one end of the filament. 15 - 50 anode volts and an amplification factor of 4. Equivalent to MOV V24

 
Dimensions (WHD)
incl. pins / tip
x 73 x 27 mm / x 2.87 x 1.06 inch
Information source British Radio Valves - The Vintage Years: 1904-1925   Pages 37 &118
History of the British Radio Valve to 1940   p. 156

is1_small~~1.png S3_Mullard: Fin Stewart
Fin Stewart

 
mullard_s3.jpg

 

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