Collaborate Disseminate
If you’ve got a so-called uninterruptible power supply (UPS) on your system, you’re probably painfully aware that the “uninterruptible” part has some pretty serious limits. Most consumer units are designed …read more Continue reading Mods Turn Junk UPS into a Long-Endurance Beast
Of all the rabbit holes we technical types tend to fall down, perhaps the one with the most twists and turns is: time. Some of this is due to the …read more Continue reading Radio Station WWV: All Time, All the Time
You’ve probably heard of subliminal advertising — the idea is that behaviors can be elicited by flashing extremely brief messages on a movie or TV screen. “BUY POPCORN NOW” is …read more Continue reading DIY Tachistoscope Feeds Your Hunger for Popcorn and Propaganda
Is there anything more discouraging to the reverse engineer than to see a black blob of epoxy applied directly to a PCB? We think not, because that formless shape provides …read more Continue reading Oddball LCDs Reverse Engineered Thanks to Good Detective Work
You wouldn’t think that shaking something in just the right way would be the recipe for creating laser light, but as [Les Wright] explains in his new video, that’s pretty …read more Continue reading Homemade Raman Laser is Shaken, Not Stirred
In this week’s episode of “Stupid Chatbot Tricks,” it turns out that jailbreaking ChatGPT is as easy as asking it to repeat a word over and over forever. That’s according …read more Continue reading Hackaday Links: December 10, 2023
We all know that solderless breadboards have their limitations. All that stray capacitance can play hell with circuits, especially high-speed stuff, but they’re so darn useful that avoiding them in …read more Continue reading Switching Converter for EEPROM Programmer Taxes Solderless Breadboard
If there’s anything more viscerally pleasing than seeing an eight-digit instrument showing a measurement with all zeroes after the decimal point, we’re not sure what it could. Maybe rolling the …read more Continue reading Upgrade Puts a Lot of Zeroes on Kit-Built Frequency Counter
[Hyperspace Pirate] wants to make his own dry ice, but he wants it to be really, really cheap. So naturally, his first stop is… the beach? That’s right, the beach, …read more Continue reading Dry Ice from Seashells, the Hard (But Cheap) Way
There’s no denying how useful surface mount technology is, and how enabling the ability to make really small circuits has become. It comes at a price, though; most of us …read more Continue reading This Pogo Pin Test Fixture Keep Your SMDs from Taking Flight