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SP2_Mullard

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ID = 20135
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to SP2_Mullard = CV1320 = CV1409
Similar Tubes
Normally replaceable-slightly different:
  PF462 ; SP2H

Base British-7-Pin, old (M7A) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.18 Ampere / Direct / Battery =
Description

Metallised bulb only (1935)

 
Dimensions (WHD)
incl. pins / tip
45 x 125 x mm / 1.77 x 4.92 x inch
Weight 60 g / 2.12 oz
Information source History of the British Radio Valve to 1940   p. 150 & 196
Babani, International Radio Tube Encyclopaedia   p. 142 & 143
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

sp2_2.png SP2_Mullard: Manufacturer's Literature
Emilio Ciardiello


Just Qvigstad
sp2_techdat01.png
SP2_Mullard: Mullard Valves 1936
Peter Hoddow

Usage in Models 1= 1933?? ; 1= 1933 ; 1= 1936

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of

Collection of a member from D
Collection of a member from D
 
mullard_sp2_1.jpg

SP2_Mullard
 

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