Simplifying the SmartKnob A knob can make a surprisingly versatile interface, particularly if it’s the SmartKnob, which builds a knob around a BLDC motor for programmable haptic response. It can rotate freely or …read more #hacking #projects image
Multi-material Parts the Easy Way You have a part that needs different colors or different material properties — with a multi-color 3D printer, no problem. You can also laboriously switch filaments on a single-color printer. …read more #hacking #projects image
For the Fun of It I was off at the Chaos Communication Congress last weekend, and one of the big attractions for one who is nerdily inclined is seeing all of the personal projects that …read more #hacking #projects image
Texas Instruments Explain Low-Dropout Linear Voltage Regulators Today in power electronics, the folks over at Texas Instruments have put together a video covering low-dropout (LDO) linear regulators. For a hacker, power is pretty fundamental, so it behooves …read more #hacking #projects image
Yamato-1: the World’s First Ship With Magnetohydrodynamic Propulsion Although the humble propeller and its derivatives still form the primary propulsion method for ships, this doesn’t mean that alternative methods haven’t been tried. One of the more fascinating ones …read more #hacking #projects image
BASIC Programming With No Strings Attached Today in programming language hacks we have string art rendered in BASIC. String art — also known as pin and thread art, or filography — is an art form where …read more #hacking #projects image
Math Breakthrough Helps Your Feng Shui In 1966, a mathematician named [Leo Moser] proposed what sounds like a simple problem: What’s the largest shape you can move through a 1-meter corridor with a right-angle corner? Now, …read more #hacking #projects image
Bose SoundTouch Smart Speakers get an Open Source Lifeline After initially announcing that Bose will completely turn off all ‘smart’ features in its SoundTouch series of speaker products, the company has seemingly responded to the wave of unhappy feedback …read more #hacking #projects image
Seeing Sound with a Laser You can hear sound, of course, but what if you could see it with a laser? That’s what [Goosetopherson] thought about, and thus a new project that you can see …read more #hacking #projects image
A UI-Focused Display Library For The ESP32 If you’re building a project on your ESP32, you might want to give it a fancy graphical interface. If so, you might find a display library from [dejwk] to be …read more #hacking #projects image