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ID = 29882
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to ESU400
First year Aug.1948 - - Manufacturers Literature
First Source (s)
Aug.1948 : - - Manufacturers Literature

Base UV-Base (4 Pins+Bayonet, USA 1914 WE) Top contact with a cap
Filament Vf 5 Volts / If 12.5 Ampere / Direct / Parallel, (AC/DC)

PIV <14kV, Ia <6A peak.

Dimensions (WHD)
incl. pins / tip
78 x 250 x mm / 3.07 x 9.84 x inch
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 67
- - Manufacturers Literature   August 1948 tentative data
ESU400: own collection
Peter den Boer

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