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Ask Hackaday: What Color Are Your PCBs?
A decade ago, buying a custom-printed circuit board meant paying a fortune and possibly even using a board house’s proprietary software to design the PCB. Now, we all have powerful, independent tools...
View ArticlePCBs As Linear Motors
PCBs are exceptionally cheap now, and that means everyone gets to experiment with the careful application of copper traces on a fiberglass substrate. For his Hackaday Prize entry, [Carl] is putting...
View ArticleTricking A Vintage Clock Chip Into Working On 50-Hz Power
Thanks to microcontrollers, RTC modules, and a plethora of cheap and interesting display options, digital clock projects have become pretty easy. Choose to base a clock build around a chip sporting a...
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Cheap Front Panels with Dibond Aluminium
The production capability available to the individual hacker today is really quite incredible. Even a low-end laser engraver can etch your PCBs, and it doesn’t take a top of the line 3D printer to...
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FPV-Rover 2.0 Has 3D Printed Treads and Plenty of Zip
[Markus_p] has already finished one really successful 3D printed tracked robot build. Now he’s finished a second one using standard motors and incorporating what he learned from the first. The results...
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Retrotechtacular: Car Navigation Like It’s 1971
Anyone old enough to have driven before the GPS era probably wonders, as we do, how anyone ever found anything. Navigation back then meant outdated paper maps, long detours because of missed turns,...
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Using IMUs For Odometry
The future is autonomous robots. Whether that means electric cars with rebranded adaptive cruise control, or delivery robots that are actually just remote control cars, the robots of the future will...
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Hackaday Links: June 17, 2018
Do you like badges? Of course you like badges. It’s conference season, and that means it’s also badge season. Well good news, Tindie now has a ‘badge’ category. Right now, it’s loaded up with creepy...
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Fatalities vs False Positives: The Lessons from the Tesla and Uber Crashes
In one bad week in March, two people were indirectly killed by automated driving systems. A Tesla vehicle drove into a barrier, killing its driver, and an Uber vehicle hit and killed a pedestrian...
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Watch The World Spin With The Earth Clock
With the June solstice right around the corner, it’s a perfect time to witness first hand the effects of Earth’s axial tilt on the day’s length above and beyond 60 degrees latitude. But if you can’t...
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Buttery Smooth Fades with the Power of HSV
In firmware-land we usually refer to colors using RGB. This is intuitively pleasing with a little background on color theory and an understanding of how multicolor LEDs work. Most of the colorful LEDs...
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Arduino Watchdog Sniffs Out Hot 3D Printers
We know we’ve told you this already, but you should really keep a close eye on your 3D printer. The cheaper import machines are starting to display a worrying tendency to go up in flames, either due to...
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Raytheon’s Analog Read-Only Memory is Tube-Based
There are many ways of storing data in a computer’s memory, and not all of them allow the computer to write to it. For older equipment, this was often a physical limitation to the hardware itself....
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Lawn From Hell Saved by Mower From Heaven
It’s that time of year again, at least in the northern hemisphere. Everything is alive and growing, especially that narrow-leafed non-commodity that so many of us farm without tangible reward....
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Federico Faggin: The Real Silicon Man
While doing research for our articles about inventing the integrated circuit, the calculator, and the microprocessor, one name kept popping which was new to me, Federico Faggin. Yet this was a name I...
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Printing Strain Wave Gears
We just wrapped up the Robotics Module Challenge portion of the Hackaday Prize, and if there’s one thing robots need to do, it’s move. This usually means some sort of motor, but you’ll probably want a...
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Laser Cutter Turns Scrapped To Shipped
We’ll go way out on a limb here and say you’ve probably got a ridiculous amount of flattened cardboard boxes. We’re buying more stuff online than ever before, and all those boxes really start to add...
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Refurbishing A DEC 340 Monitor
Back in the “good old days” movie theaters ran serials. Every week you’d pay some pocket change and see what happened to Buck Rogers, Superman, or Tex Granger that week. Each episode would, of course,...
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Analog Discovery 2 as a Vector Network Analyzer
A while back, I posted a review of the Analog Discovery 2, which is one of those USB “do everything” instruments. You might recall I generally liked it, although I wasn’t crazy about the price and the...
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Hexabitz, Modular Electronics Made Easier
Over the years there have been a variety of modular electronic systems allowing the creation of complex circuits by the interconnection of modules containing individual functions. Hexabitz, a...
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