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Latest posts
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Flying an RC Airplane with Twin Airblower EDFs
Shortly after [RCMakerLab] posted his question on potentially equipping an RC airplane with the electronic ducted fans (EDFs) from those airblower devices – are sold mostly as a replacement for …read more
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Investigating whether Zener Diodes work for ESD Protection
Sometimes the naming of parts in electronics can contribute to confusion about what they are good for, with the topic of Zener diodes in the context of fast surges like …read more
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Ask Hackaday: What Puts This Photo In The Pink?
It’s an exciting time to be a camera hacker, because we are at a moment when even cheap camera hardware is starting to have high resolution sensors, and the awesome …read more
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Solar Light Shows Why Replacing NiMH with Li-Ion is Dangerous
Recently [DiodeGoneWild] got his paws on a purportedly IP44-rated outdoor solar light with PIR motion sensor that also contains an 18650 Li-ion cell. Since it’s being sold in Czechia in …read more
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Looking For A Cellular Modem?
Cellular modems come and go, and they can be tricky beasts to tame – yet, in every portable computer project I’ve worked with, “LTE modem” has been a top-three request …read more
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Static Radio For The Chumby One
If you haven’t heard of Static Radio, it’s basically an online radio station made up of podcast content. [Brendan Fitzpatrick] decided to take an old 2009 Chumby One and turn …read more
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A Hackable Analog Phone System
Do you have old landline phones laying around the house, with touchtone buttons or rotary dials? Perhaps you’d like to do something with them! [Scott Dylewski] has built hardware to …read more
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Building The Stranger Things Lights For Halloween
When Stranger Things came out all those years ago, one image left an indelible mark on pop culture. A set of Christmas lights, lined up with letters of the alphabet, such …read more
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Hackaday Links: November 1, 2026
We’re less than a week away from the 2026 Hackaday Supercon, and things are getting a little… intense. So we trust you’ll forgive us if this week’s post weighs in …read more
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Cheap FPGA Board Becomes Retro-Style Computer
The Tang Nano 9K is a cheap FPGA development board that can usually be acquired for around $15 or so. [ThePartsBin] has been experimenting with this hardware and figured out …read more
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A Game Engine For Microcontrollers
If you wanted to make a game that ran on a commodity microcontroller, you could be forgiven for not knowing where to start. Never fear, for [Fedyfausto] has just the …read more
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An Electronic Candle You Can Set On Fire
Candles are pretty to look at, but they tend to be rather a fire risk and a negative influence on air quality, too. If you want the vibe without the …read more
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FloppoScope is a Disk Image Analyzer
If you’re a big retro tech fan, you might still have a floppy drive on hand, or even some sort of high-end disk imaging solution. If you’re a little less …read more
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Turning Syngas into Hydrocarbons with the Right Alpha
Although the Fischer-Tropsch synthesis (F-T synthesis) process is well-known and on face value quite straightforward, using it for DIY production of a somewhat defined length hydrocarbons is fairly tricky. This …read more
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Building an ADS-B Receiver For Less Than You Think
If you’ve ever wondered about the planes flying above your head, you could always listen in to ADS-B transmissions to learn more about them. [thefatmoop] has built a rig to …read more
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Huge PalmOS Development Archive Goes Online, Thanks to Personal Backups
Palm OS, an operating system for a range mobile devices that predated mobile phones, is largely forgotten today. Or at least, that’s what [Aaron Ardiri] thought. That all changed when …read more
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Upgrading an Action Camera with an External Battery
[Evan Monsma], the prolific experimenter with cameras, found himself with an issue: he had a small Sony action camera with good performance in every respect but battery life, which was …read more
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Rooting an Amazon Echo Dot
The Amazon Echo Dot is one of Amazon’s so-called ‘smart speaker’ offerings that tie into their larger Alexa-fueled ecosystem, designed to be a pretty minimalistic device that gives you access …read more
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Voyager 1 Briefly Goes Silent, Scaring Everyone
It’s no big secret at this point that we are looking at the final years of the two venerable Voyager spacecraft. With their power supplies diminishing and their 1970s-era electronics …read more
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DIY WiFi Analyzer Sniffs Out Congestion and Coverage Issues, Suggests Fixes
[Roni Bandini]’s JEV WiFi Analyzer is an interesting experiment that glues together a single-board Linux computer, a USB WiFi adapter, and a specialized AI model to create a new kind …read more