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S215

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ID = 12968
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to S215
Similar Tubes
Normally replaceable-slightly different:
  H206D ; RES182 ; S210_Tungsram ; SS210
Heater different:
  S0.8
Other base:
  S215_UX
First year Sep.1928 - - Manufacturers Literature leaflet

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er) Top contact screw type.
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.15 Ampere / Direct / Battery =
Description

Manufacturer's announcement gives heater current as 0.15A.

 
Dimensions (WHD)
incl. pins / tip
x 132 x 45 mm / x 5.20 x 1.77 inch
Weight 58 g / 2.05 oz
Information source The Saga of Marconi Osram Valve   p. 104. 107, 148 & 332
- - Manufacturers Literature   Pamphlet 243
History of the British Radio Valve to 1940
Taschenbuch zum Röhren-Codex 1948/49

3_13.png S215: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
s2151.png
S215: own collection
Peter den Boer

More ...
Usage in Models 1= 1928 ; 2= 1929 ; 1= 1930 ; 1= 1933 ; 1= 1934?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6

Collection of

 
gb_osram_s215.jpg

S215
 

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