After releasing the “Open source Homeland Security non-lethal weapon – The Do-it-yourself handheld LED-based Incapacitator” a few folks around the web emailed or posted saying “you can’t build that for yourself, or even for fun, it’s patented!” – This comes up once and awhile in the world of making things, perhaps it’s a good conversation […]
I am working on a new project, and I need an electrical connection that can rotate 360 degrees. You can buy a slip ring or rotating electrical connector, but then again, you can attempt to make your own.
This creepy leg-waving giant spider prop is based on Village Haunts’ Spider-Wiper, which we covered back in 2006. I really like the close-up of the drive mechanism at 0:12 or so. Here’s what it looks like with the skin on.
They aren’t a lot of bells & whistles on this DIY logic probe, but it’s still useful. It looks like you could make this simple probe for just a couple of bucks. You might even have all the components hiding in a scrap bin somewhere.
If you’re going to give out delicate custom business cards that were made using the aid of some fancy machine, you’d better have the geek cred and 3D printed business card holder to back them up. More: Adafruit’s business card makes art! 3D printed business card holder (another one) PCB business cards Business card caliper
Although the promised link to a step-by-step tutorial seems broken, this video by YouTuber msibbern, which shows off his pneumatic rattling rat-in-a-trash-can prop, contains lots of good nuts-and-bolts footage and is inspirational as well as amusing.
Sequence your life with this 8 step switch sequencer
