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VS24K

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ID = 13143
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Screen-grid Tetrode   Audio Frequency   Controlling (mu) 
Identical to VS24K
Similar Tubes
Other shape (e.g. bulb type):
  VS24
Normally replaceable-slightly different:
  E664

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.18 Ampere / Direct / Battery =
Description

This tube is a variable-mu tetrode in a small glass bulb. Called a "Batkin" as it is battery operated.

 
Information source The Saga of Marconi Osram Valve   p. 224, 225 & 334
History of the British Radio Valve to 1940   p. 143 & 193
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

osram_1936_page_006_vs24k_base.png VS24K: Osram Valves, Radio season 1936-1937
Dirk Bladt


Just Qvigstad
osram_1936_page_006_vs24_vs24k~~1.png
VS24K: Osram Valves, Radio season 1936-1937
Dirk Bladt

More ...
Usage in Models 1= 1935? ; 1= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
 
vs24_k.jpg

 

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