“The Mad Scientist” sent in these Hypnocubes, they are 3D LED cubes that come in 3-channel Red-Green-Blue (with 4096 possible colors), 2-channel Red-Green (256 colors), and 2-channel Red-Blue (256 colors). The kits are available too, starting at $300-ish – Link. Update: Dirkus writes – “Actually, the cheapest kit they have is $120, plus $10 shipping […]
Neat, I love what this Digg user wrote about PDFpad! – “Use it to plan your next project submission to MAKE magazine. Stumbled on this one at work. Allows you to print 7 types of graph paper in the comfort of your home home (Cartesian, Logarithmic, Engineering, Polar, Isometric, Hexagonal(for you AD&D folks), Probability) with […]
Peter writes – “The normal building blocks that you get for kids or play Jenga with don’t come close to the precision that Keva achieves with every single piece of wood in their Keva Planks. Each block is a precisely made 1/4 inch thick, 3/4 inch wide and 4 1/2 inches long piece of maple. […]
Pat writes – “Need an almost free machine shop to fit in your closet or even one that fills your garage? Need a free hand drill to make 1” holes in hardened steel? Need some simple castings with a tensile strength near that of cast iron? Need 75 cent bearings to replace $5000 roller bearings? […]
Planning out your workshop usually means a lot of moving stuff around and trial/error, here’s another approach, make a miniature model… Pfred1 writes – “I used the architectural scale 1/4 inch to the foot as my scale. Heck, after a while it was sort of fun to make scale models of all of my junk. […]
Awhile back we posted up some color changing / heat reactive paint from eclipse, and now there are some tiles that do the same thing from Moving Color, neato… [via] – Link. Related: Heat activated color changing paint – Link.
Here’s how to make a handheld “hand inker” from a HP ink cartridge – you can use this to print on walls, people, beer… [via] – Link. But wait there’s more! Check out this cool kit if you want to make your own (or another version of this hack). 96 dpi Serial Inkjet Printer Kit […]
