Fresh hacks every day
This slick little chronograph can tell you how fast your paintballs are going, as well as what your firing rate is. In this instructible by [Klash69], you can see how to build one for yourself for less than $40. Chronographs themselves aren't usually too interesting, but we thing he has done a great job here. You have a nice compact package with a big bright display. All it really needs now is a … [Read more...]
[Rp181] is at it again with version 2 of his rail gun project. The original did have some power with 18 400V 3900uf capacitors, but he's ramped it up to now using 40! Reaching more than double the amount of joules of energy, 12kJ vs. the 5.6kJ! Some other changes include a new injector solenoid setup and revision 3 of his breakwire chronograph. Sadly, he doesn't mention if this is as green as his … [Read more...]
All praise to [Limor] for uncovering this incredibly odd project. [magician]'s perceptual chronograph is designed to test whether time "slows down" in stressful situations. The device flashes a random number on the display very quickly so that it is impossible to perceive what is actually being displayed. If you can read the number while under stress, it means that your ability perceive time has … [Read more...]
Earlier today, we looked at DIY ballistic glass, so we decided to look into DIY ballistic gel as well. Anyone who watches Mythbusters is probably already well familiar with their extensive use of this wonderful gel. Turns out the stuff is beyond easy to create at home. With some gelatin molds (and firepower) you could have a lot of fun with it. To get started, pick up a box of gelatin powder from … [Read more...]
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