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Air Conditioner Remote Reverse Engineered Despite Esoteric Protocol
Infra-red remote control is something of a Done Deal when it comes to hardware hacking, it has been comprehensively reverse engineered, and there exist libraries and software packages to seamlessly...
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Quadcopter Ditches Batteries; Flies on Solar Power Alone
It seems kind of obvious when you think about it: why not just stick a solar panel on a quadcopter so it can fly on solar power? Unfortunately, physics is a cruel mistress, and it gets a bit more...
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Demystifying The ESP8266 With A Series Of Tutorials
If your interest has been piqued by the inexpensive wireless-enabled goodness of the ESP8266 microcontroller, but you have been intimidated by the slightly Wild-West nature of the ecosystem that...
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Soft Hydraulic Muscles Lift Weights As A Team
Working with hydraulics usually means having a fluid tank and valves. [consciousflesh] does away with both those for his DIY hydraulic artificial muscles. Instead, he uses a pair of muscles, both...
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Rasberry Pi PoE Hat Released
It was announced at the beginning of March, but now the Raspberry Pi Power over Ethernet (PoE) hat is out. Thanks to the addition of a new 4-pin header on the Raspberry Pi 3 Model B+, the Pis can get...
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3D Printing a Printing Press
If you move among artists, you may have encountered a few printmakers. They create a drawing by cutting through a wax layer that has been deposited on a sheet of copper, then etching the plate and...
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2018 Electromagnetic Field Badge: It’s an Entire Phone!
As is always the case with a significant hacker camp, we’ve been awaiting the official badge announcement for the upcoming Electromagnetic Field 2018 hacker camp with huge interest. These badges, for...
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Let the Musical Instrument Challenge Begin!
Today is the start of the Musical Instrument Challenge. This newest part of the 2018 Hackaday Prize asks you to go far beyond what we’re used to seeing from modern musical instrumentation. Twenty...
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GPL Violations Cost Creality a US Distributor
One of the core tenets of free and open source software licenses is that you’re being provided source code for a project with the hope that you’ll “pay it forward” if and when you utilize that code. In...
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Making A Vintage 1990s Sound Board Do Rapid Fire Silently
Sometimes a mix of old and new is better than either the old or new alone. That’s what [Brad Carter] learned when he was given an old 1990s sound board with a noisy SCSI drive in it. In case you don’t...
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The Solution To Oversized Dev Boards: A Literal Hack
Oh, there was a time when you could prototype just about everything on a breadboard. The CPU in your computer came in a DIP package, and there were no BGA packages. to be found anywhere. In the forty...
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An Abstract Kind of Clock: The Chinese Remainder Clock
Hackaday likes clocks, a lot. Speaking personally, from my desk I can count at least eight clocks, of which seven are working. There’s normal quartz movement analog clocks, fun automatic wristwatches,...
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See the Fabulous Workmanship in this Smart Pressure Regulator
For many projects that require control of air pressure, the usual option is to hook up a pump, maybe with a motor controller to turn it on and off, and work with that. If one’s requirements can’t be...
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Recreating The Amiga 1200 PCB from Pictures
In the past we’ve talked about one of the major downsides of working with vintage computer hardware, which of course is the fact you’re working with vintage computer hardware. The reality is that these...
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Empty Can Upcycled Into Portable Speaker
We aren’t suggesting you go digging through the trash looking for empty cans, there’s a word for people who do that, and it isn’t “hacker”. But if you’ve already got some empty cans in the privacy of...
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NASA Shows Off Its Big Computer In 1986
Sometimes it is hard to remember just how far computers have come in the last three or four decades. An old NASA video (see below) has been restored with better sound and video recently that shows...
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A CNC Woodworking Tool That Does The Hard Parts
Drawn along in the wake of the 3d printing/home shop revolution has been the accessibility of traditional subtractive CNC equipment, especially routers and mills. Speaking of, want a desktop mill? Try...
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This Is The Raspberry Pi Robot To Beat All Others
Before the introduction of the Raspberry Pi, building robots was hard. The best solution to turning motors on a chassis was repurposing an old roomba. For the brain, maybe you could throw Linux on a...
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3D Printed Magnetic Dust Port Keeps Shop Clean
Too often we hear that 3D printing is at best only a way for making prototypes before you invest in “real” manufacturing. At worst, it’s a way to make little toys for your desk or cubicle. The...
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Faded Beauty DMM Gets An OLED Makeover
When a fine piece of lab instrumentation crosses your bench, you’ve got to do your best to put it to work. But even in the highest quality devices no component lasts forever, especially vacuum tubes....
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