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210SPT

Information - Help 
ID = 9668
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 210SPT
Similar Tubes
Normally replaceable-slightly different:
  CV1049 ; VR49
First Source (s)
22.Nov.1935 : Wireless World (The), London (WW, 79)
Successor Tubes VR49   CV1049  
Base British-7-Pin, old (M7A) (Codex=Nr) Top contact screw type.
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Battery =
Description

Also available as 4 pin.

 
Information source History of the British Radio Valve to 1940   p. 145 & 195
Wireless World (The), London (WW, 79)   Nov 1934
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49
156_3.png 210SPT: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		210spt_data.png
210SPT: COSSOR VALVE MANUAL 1935-6
Jose Casas-Avalos
Usage in Models 2= 1934 ; 1= 1935?? ; 2= 1935 ; 2= 1936 ; 2= 1937? ; 3= 1937 ; 2= 1938? ; 4= 1938 ; 1= 1939
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):19

Collection of

Karlheinz Fischer (D)
Roy Johnson (GB)
Jose Luis Villabona Horreo (E)
Frank Cuffe (IRL)
 
210_spt_rm1.jpg

210SPT
 
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