Collaborate Disseminate
If you’re writing a screenplay or novel, there will likely be points along the way at which you can’t get enough encouragement from friends and family. While kind words are …read more Continue reading Fireball-Flinging Figurine Feeds Fiction
We’ve all been there. Your current project has hit a wall, or the next step will take days to complete, and you need something to do in the meantime. So …read more Continue reading Wood and Brass Drink Temperature Monitor Looks Good, Has Class
We all have too much stock of one component or another. Maybe you have more audio pots than you know what to do with, or maybe it’s zener diodes. For …read more Continue reading Toggle Switch Puzzle Boggles the Mind, Opens the Box
One of our favorite things about Halloween is the sheer number of hacks that come out of it each year. This year, hacking is almost a requirement to keep things physically distanced, but that doesn’t mean we can’t have fun. You want fun? How about a candy cannon that launches …read more
Continue reading Trick or Yeet Cannon Will Give Them Candy Shell Shock
Hard drives work by spinning platters full of magnetized data while a read/write head very quickly harvests or changes bits as needed. Older (or perhaps cheaper) drives spin at 5400 RPM, better drives spin at 7200 RPM, and elite drives (that mortals like you never shell out for) spin in the 10k-15k RPM range. This spinning is thanks to a sweet combination of a bearing and a brushless DC motor.
Unfortunately you can’t drive a brushless motor without a brushless motor driver. Well, of course that’s not absolutely true — and [Tommy Callaway] has certainly hacked together a crude exception …read more
Continue reading Brushless HDD Motor Driver from 9V and Painter’s Tape
Cutting foam is difficult with traditional methods. The best way is with a hot wire. If you read Hackaday, it is a good bet you can figure out how to use electricity to make a wire hot without any help. However, there’s something clever about [MrGear’s] minimal build.
As you can see in the video below, he uses a 9V battery, a clip, some popsicle sticks, and the wire from a ballpoint pen. He also used a switch, but we couldn’t help but think that was unnecessary since you could just unclip the battery to turn the device on and …read more
