Science Technology
Mercury arc valve rectifiers are beautiful
rectifier2.jpg

The thing to have when every other mad scientist on your block is already rocking the Jacob’s ladder. Sure, you have to ignore the fact that it’s loud, clunky, and chock-full of toxic metal, but geez…just look at it. [Thanks, Billy Baque!]

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I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

View more articles by Sean Michael Ragan