I’ve made a little progress with the mini-coil. I have two flyback drivers up and running. Each circuit fits nicely inside a 2″ ABS cup potted with silicone, now dubbed the hockey puck of DOOM. …

I’m working on a small Tesla coil project. After hours of winding and letting the polyurethane cure, there’s nothing quite like the thrill of finding the resonant frequency of your secondary + top loa…

I scored 15 bytecoins at Metrix CreateSpace yesterday. What are they worth? Well, I’ll tell you what I paid for them. I traded a shrunken Susan B. Anthony dollar for a 10-byte note, and a shrunken qua…

Here’s a very nicely done DIY liquid nitrogen generator from Ben Krasnow, the guy who brought you the DIY scanning electron microscope. Great build!

A while back, I took some photos of my spark gap Tesla coil running. Although I did get some nice shots, I couldn’t help but feel that they don’t quite capture the full experience of a real live light…

<img decoding=”async” loading=”lazy” class=”alignleft size-medium wp-image-498” title=”makerslide” src=”uploads/2011/05/makerslide-300x225.jpgBarton Dring (o…

Back when we opened our workshop, one of our members went nuts and bought a $4000 laser engraver for the space. He very graciously offered to let us all use it if we treated it well and replaced the c…

Check out this amazing SEM build. It’s beautifully made and well filmed. Can’t wait for the follow-up posts!

I finally got around to taking a few photos of my spark gap Tesla coil in action. It smelled like a thunderstorm for hours around the Unit last night. Enjoy!

I just registered for online access to Stephen Wolfram’s A New Kind of Science. As a regular user of Wolfram Alpha, I find it endlessly hilarious that the anti-bot captcha is a math problem. <img d…