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9MH

Information - Help 
ID = 71760
       
Country:
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Tube type:  Television picture tube black+white   Indication 
Identical to 9MH
First year 1936 - - Manufacturers Literature Ediswan

Base Europe 7-Pin (C7A, C, 1933)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 1.5 Ampere
Description

Ediswan claim that this was the World's first TV tube to be mass produced.

9 inch, magneticially deflected and focussed.

 
Literature - - Manufacturers Literature   1937
 
9mh_12mh~~1.png
9MH: own collection
Peter den Boer


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