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MU1

Information - Help 
ID = 7077
       
Country:
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to MU1
First Source (s)
22.Nov.1935 : Wireless World (The), London (WW, 79)

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 2.5 Ampere / Direct
Description

1500v rms. 500mA peak. 60mA or 250mA for delayed switching of Va

Shown in Universal Vade Mecum as having a top cap..

 
Dimensions (WHD)
incl. pins / tip
56 x 114 x mm / 2.20 x 4.49 x inch
Information source Babani, International Radio Tube Encyclopaedia   p. 282 & 283
- - Manufacturers Literature   
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

mu1_sock.png MU1: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

More ...

Just Qvigstad
mu1_mu2.png
MU1: own collection
Peter den Boer

 

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