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U143

Information - Help 
ID = 25796
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to U143
Similar Tubes
Normally replaceable-slightly different:
  AZ31

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 4 Volts / If 1.1 Ampere / Direct / Specified voltage AC/DC
Description

300V rms; 100mA dc max

 
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   195
Wireless World (The), London (WW, 79)   Valve data
 
u143babanidoc.png
U143: Manufacturers data
Patrice Zeissloff


from Just Qvigstad

Usage in Models 2= 1949

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

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