Science
Roll your own cathode tubes

homebrewCathode.jpg
In a follow-up to the amazing vid of a guy fabricating his own triode vacuum tubes, here’s a webpage from a builder who shows how he created his own crude cathode ray tubes.

Homemade Cathode Ray Tubes – Link

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4 thoughts on “Roll your own cathode tubes

  1. You know its only the possibility of it throwing x-rays that scares me and thats from lack of understanding, but still some thing to be aware of if anyone does try this.

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Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.

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