Collaborate Disseminate
If there’s one thing that amateur radio operators are passionate about, it’s the search for the perfect sine wave. Oscillators without any harmonics are an important part of spectrum hygiene, …read more Continue reading No Inductors Needed for This Simple, Clean Twin-Tee Oscillator
Many of us could sit down at the bench and whip up a 555 circuit from memory. It’s really not that hard, which is a bit strange considering how flexible …read more Continue reading Back to Basics with a 555 Deep Dive
If you’re going to build a nice VU meter bridge for the recording studio, the first thing you need is a nice pair of VU meters. But lest you think …read more Continue reading Salvaged Meter Movements Really Pop in This DIY VU Meter Bridge
With the popularity of robot dogs, many people have gotten on the bandwagon and tried building DIY versions. Most of them end up attaching a gearbox to an off-the-shelf brushless …read more Continue reading Compact Cycloidal Drive Lives Inside This Custom Brushless Motor
It may seem a bit obvious to say so, but when a munition of just about any kind is designed, little thought is typically given to how to dispose of …read more Continue reading Retrotechtacular: Some Days You Just Can’t Get Rid of a Nuclear Bomb
When thoughts turn to the modernization and decarbonization of our transportation infrastructure, one imagines it to be dominated by exotic materials. EV motors and wind turbine generators need magnets made …read more Continue reading Electrical Steel: The Material at Heart of the Grid
While we absolutely support the right of everyone to express their opinions, it seems to us that it’s rarely wise to turn your vehicle into a mobile billboard for your …read more Continue reading AI-Powered Bumper Sticker Provides Context-Sensitive Urban Camouflage
Alright, everyone has 30 seconds to get all the jokes out of their system before we proceed with a look at this 3D printed wooden ball polisher. Ready? Theoretically, making …read more Continue reading Have a Ball with This 3D Printed Sphere-Making Machine
Apple’s Vision Pro augmented reality goggles made a big splash in the news this week, and try as we might to resist the urge to dunk on them, early adopters …read more Continue reading Hackaday Links: February 11, 2024
If there’s one thing we like around here more than seeing an improved version of a project we’ve already covered, it’s when the improvements make the original project cheaper. In …read more Continue reading Pimp My Pot Redux, Now Cheaper and Even Better