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Author Archives: Fernando Gomes
A Mobile Terminal For The End Of The World
If civilization goes sideways and you need to survive, what are the bare essentials that should go in your bunker? Food and fresh water, sure. Maybe something to barter with in case things go full on The Postman. That’s all sensible enough, but how’s that stuff going to help …read more
Posted in front panel, gpio, hardware, mobile, network, off grid, pelican case, portable, Raspberry Pi, rugged, rugged raspberry pi
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The Ifs Make Learning to Code Child’s Play
Anyone who has done the slightest bit of programming knows about the “Hello, World!” program. It’s the archetypal program that one enters to get a feel for a new language or a new architecture; if you can get a machine to print “Hello, World!” back to you, the rest is …read more
Posted in 2019 Hackaday Prize, coding, Educational, IoT, nrf, stem, The Hackaday Prize, toy, toy hacks
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Review: Ear Wax Cleaning Cameras As Cheap Microscopes, We Take A Closer Look
Those of us who trawl the world of cheap imported goods will most often stay in our own comfortable zones as we search for new items to amaze and entertain us. We’ll have listings of electronic goods or tools, and so perhaps miss out on the scores of other wonders …read more
New Part Day: Alexa Connect Kit Now Available For Sale
People who were subscribed to updates on the Alexa Connect Kit (ACK) would recently have received an email informing that this kit is now available for sale. Last time we covered the ACK was back in September of 2018, the ‘release’ moniker meant ‘preview’ and there wasn’t any hardware one …read more
Network Booting the Pi 4
We’ve talked about PXE booting the Raspberry Pi 3B+, and then looked at the Raspberry Pi 4 as a desktop replacement. But there’s more! The Pi 4 sports a very useful new feature, the flashable bootloader. Just recently a beta version of that bootloader was released that supports PXE — …read more
Posted in Hackaday Columns, how-to, Network Hacks, PXE, Raspberry Pi, Raspberry Pi 4
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Watch a 3D Printer Get Designed From The Ground Up
Too often when you see a build video, you only get to see the final product. Even if there’s footage of the build itself, it’s usually only the highlights as a major component is completed. But thankfully that’s not the case with the “V-Baby” CoreXY 3D printer that [Roy Berntsen] …read more
Posted in 2019 Hackaday Prize, 3d, 3d Printer hacks, CoreXY, printer, The Hackaday Prize
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3D Print Your Very Own Mechanical Computer
Most Hackaday readers are familiar with computers from the 70s and 80s, but what about ones even older than that? The Digi Comp 1 was a commercially available computer from the 1960s that actually cost less than a modern-day microcontroller. The catch? It was mechanical rather than electrical. Thanks to …read more
Posted in bits, computer, computer hacks, digi comp 1, flip-flop, mechanical, toy, toy hacks
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An Atari Graphics Chip, Ready For You To Build
The most notable of the home computer and console hardware from the 8-bit golden era didn’t get their impressive sound and graphics from off-the-shelf silicon, instead they relied on secretive custom chipsets to get the edge over their competitors. Unfortunately for vintage gaming aficionados, those chips are now long out …read more
Posted in atari, atari 2600, Atari 7800, emulation, news, retro console, retrocomputing, schematic
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Accessibility Apps Get Help from Bluetooth Buttons
Ever hear of Microsoft Soundscape? We hadn’t, either. But apparently it and similar apps like Blindsquare provide people with vision problems context about their surroundings. The app is made to run in the background of the user’s mobile device and respond to media controls, but if you are navigating around …read more
Blackjack Game Plays With the Limits of PyPortal
It’s that time of year again, when fall is quickly ushered out to make room for all things holiday-related. For many of us, this means going on trips to visit relatives, which, depending on the relatives, can mean soul-crushing boredom. [Andy] has fun relatives who frequent the casino tables, and …read more