Bidspirit auction | Vintage steampunk glass cold cathode

Vintage steampunk glass cold cathode X-ray tube, which means it uses a high voltage to ionize gas inside the tube to produce electrons, unlike modern tubes that use a heated filament. Made in England., Untested. - Vintage steampunk glass cold cathode X-ray tube, which means it uses a high voltage to ionize gas inside the tube to produce electrons, unlike modern tubes that use a heated filament. Made in England. Untested.