Spice up your dice with Bluetooth
There’s no shortage of projects that replace your regular board game dice with an electronic version of them, bringing digital features into the real world. [Jean] however goes the other way around and...
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Rock Out With The Nod Bang
In our years here on Hackaday, we’ve seen our fair share of musical hacks. They even have their own category! (Pro Tip – you can find it under the drop down menu in the Categories section). But this...
View ArticleTapping into a Ham Radio’s Potential with SDRPlay
Software-defined radios are great tools for the amateur radio operator, allowing visualization of large swaths of spectrum and letting hams quickly home in on faint signals with the click of a mouse....
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Making Rubber Stamps with OpenSCAD
There’s an old saying that goes “If you can’t beat ’em, join ’em”, but around these parts a better version might be “If you can’t buy ’em, make ’em”. A rather large portion of the projects that have...
View ArticleFully-functional Oscilloscope on a PIC
When troubleshooting circuits it’s handy to have an oscilloscope around, but often we aren’t in a lab setting with all of our fancy, expensive tools at our disposal. Luckily the price of some basic...
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Living On The Moon: The Challenges
Invariably when we write about living on Mars, some ask why not go to the Moon instead? It’s much closer and has a generous selection of minerals. But its lack of an atmosphere adds to or exacerbates...
View ArticleHow Mini Can A Mini Lamp Be?
If there is one constant in the world of making things at the bench, it is that there is never enough light. With halogen lamps, LEDs, fluorescent tubes, and more, there will still be moments when the...
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Maria Mitchell: The First Woman Astronomy Professor
On an October night in 1847, a telescope on the roof of the Pacific National Bank building on Nantucket Island was trained onto the deep black sky. At the eyepiece was an accomplished amateur...
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Christal Gordon: Sensors, Fusion, and Neurobiology
Some things don’t sound like they should go together, but they do. Peanut butter and chocolate. Twinkies and deep frying. Bacon and maple syrup. Sometimes mixing things up can produce great results....
View ArticleOld TV Lends Case to Retro Magic Mirror
Remember the days when the television was the most important appliance in the house? On at dawn for the morning news and weather, and off when Johnny Carson said goodnight, it was the indispensable...
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Accident Forgiveness Comes to GPLv2
Years ago, while the GPLv3 was still being drafted, I got a chance to attend a presentation by Richard Stallman. He did his whole routine as St IGNUcius, and then at the end said he would be answering...
View ArticleThe Tiniest Of 555 Pianos
The 555 timer is one of that special club of integrated circuits that has achieved silicon immortality. Despite its advanced age and having had its functionality replicated and superceded in almost...
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Statistics and Hacking: A Stout Little Distribution
Previously, we discussed how to apply the most basic hypothesis test: the z-test. It requires a relatively large sample size, and might be appreciated less by hackers searching for truth on a tight...
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Extraterrestrial Autonomous Lander Systems to Touch Down on Mars
The future of humans is on Mars. Between SpaceX, Boeing, NASA, and every other national space program, we’re going to Mars. With this comes a problem: flying to Mars is relatively easy, but landing a...
View ArticleGuitar Game Plays with Enhanced Realism
There’s a lot more to learning how to play the guitar than just playing the right notes at the right time and in the right order. To produce any sound at all requires learning how to do completely...
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Binary Clock Build
This Binary Clock Build project by JD is enclosed in a custom acrylic enclosure. 3 buttons are used to adjust the time, the binary clock is displayed for your leet friends. For the regular folk there...
View ArticleThe Zombie Rises Again: Drone Registration Is Back
It’s a trope of horror movies that demonic foes always return. No sooner has the bad guy been dissolved in a withering hail of holy water in the denoeument of the first movie, than some foolish child...
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Friday Hack Chat: Eagle One Year Later
Way back in June of 2016, Autodesk acquired Cadsoft, and with it EagleCAD, the popular PCB design software. There were plans for some features that should have been in Eagle two decades ago, and right...
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Using Gmail with OAUTH2 in Linux and on an ESP8266
One of the tasks I dread is configuring a web server to send email correctly via Gmail. The simplest way of sending emails is SMTP, and there are a number of scripts out there that provide a simple...
View ArticleThis Coin Cell Can Move That Train!
[Mike Rigsby] has moved a train with a coin cell. A CR2477 cell to be exact, which is to say one of the slightly more chunky examples, and the train in question isn’t the full size variety but a model...
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