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S90/40B

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ID = 22750
       
Country:
Switzerland
Brand: Cerberus AG, Schweiz
Tube type:  Voltage Regulator, single 
Identical to S90/40B

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament No heater


Just Qvigstad
Usage in Models 1= 1945 ; 1= 1946

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

Collection of

 
cerberus_s9040b.jpg

 

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