Mullard – The Blackburn Thermionic Valve (Vacuum Tube) Factory

Founded by Captain Stanley Mullard the Mullard Valve company became one of the major names in the manufacture of thermionic valves, or vacuum tubes as our American cousins called them. The Mullard name also became synonymous with the manufacture of cathode ray tubes used in television sets and they made other components such as capacitors too. The giant Dutch Phillips company was […]
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