Electro Harmonix 300B Tubes Being Made - Russian Factory

Great video of the Expo-Pul factory producing 300B tubes. Who is Expo-Pul? They make tubes for Sovtek, Electro-Harmonix, Tungsol, Svetlana, Mullard and others.  


They had a bit of trouble a few years ago. Here are a couple interesting stories regarding the factories history. Articles may be a bit older but a good bit of recent history. They picked on the wrong guy.




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