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R13A

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ID = 72617
       
Country:
Great Britain (UK)
Brand: Ferranti, GB
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to R13A

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 13 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description

250-0-250V rms input, 70mA mean output current

 
Information source Wireless World (The), London (WW, 79)   


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