Plasma arc speakers – the most amazing speakers on earth
Plasma ion tweeters are an evolution of the “singing arc”, invented by William Duddells in the 1900. He basically reworked a carbon arc lamp – which were known for being […]
Plasma ion tweeters are an evolution of the “singing arc”, invented by William Duddells in the 1900. He basically reworked a carbon arc lamp – which were known for being […]