Hackaday Europe 2025: Speaker Schedule and Official Event Page

Hackaday Europe 2025 is just days away, and we’ve got the finalized speaker schedule hot off the digital press. We’re also pleased to announce that the event page is now …read more
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https://hackaday.com/2025/03/13/hackaday-europe-2025-speaker-schedule-and-official-event-page/

High-Speed Reservoir Computing With Integrated Laser Graded Artificial Neurons

So-called neuromorphic computing involves the use of physical artificial neurons to do computing in a way that is inspired by the human brain. With photonic neuromorphic computing these artificial neurons …read more
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https://hackaday.com/2025/03/13/high-speed-reservoir-computing-with-integrated-laser-graded-artificial-neurons/

A Decade Resistance Box From PCBs

One of those useful things to have around on your bench is a decade resistance box, essentially a dial-a-resistance instrument. They used to be quite expensive in line with the …read more
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https://hackaday.com/2025/03/13/a-decade-resistance-box-from-pcbs/

Meshtastic Adds Wireless Connectivity to Possum Trap

Perhaps every gardener to attempt to grow a tomato, lettuce, or bean has had to contend with animals trying to enjoy the food before the gardener themselves can, whether it’s …read more
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https://hackaday.com/2025/03/12/meshtastic-adds-wireless-connectivity-to-possum-trap/

A Fast Rewind to the Era of Tapesponding

Imagine a time before Discord servers and cheap long-distance calls. Back in the 1950s, a curious and crafty group of enthusiasts invented their own global social network: on reels of …read more
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https://hackaday.com/2025/03/12/a-fast-rewind-to-the-era-of-tapesponding/

EPROM-based Enigma Machine

The Enigma machine is perhaps one of the most legendary devices to come out of World War II. The Germans used the ingenious cryptographic device to hide their communications from …read more
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https://hackaday.com/2025/03/12/eprom-based-enigma-machine/

FLOSS Weekly Episode 824: Gratuitous Navel Gazing

This week, Jonathan Bennett chats with Doc Searls about SCaLE and Personal AI! What’s the vision of an AI that consumers run themselves, what form factor might that take, and …read more
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https://hackaday.com/2025/03/12/floss-weekly-episode-824-gratuitous-navel-gazing/

FlyingCam is a Sweet DIY Webcam on a Stick

Imagine you want to monitor a pot on the stove to see if it’s boiling over for just a few minutes, but you don’t want to have a dedicated permanent …read more
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https://hackaday.com/2025/03/12/flyingcam-is-sweet-diy-webcam-on-a-stick/

Some Useful Notes On The 6805-EC10 Addressable RGB LED

LEDs are getting smaller and smaller, and the newest generations of indexable RGB LEDs are even fiddlier to use than their already diminutive predecessors. [Alex Lorman] has written some notes …read more
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https://hackaday.com/2025/03/12/some-useful-notes-on-the-6805-ec10-addressable-rgb-led/

I2C Sniffing Comes to the Bus Pirate 5

While the Bus Pirate 5 is an impressive piece of hardware, the software is arguably where the project really shines. Creator [Ian Lesnet] and several members of the community are …read more
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https://hackaday.com/2025/03/12/i2c-sniffing-comes-to-the-bus-pirate-5/

Classy Paper Tape Reader Complements Homebrew Retrocomputer

If you were one of the earliest of early adopters in the home computing revolution, you might have had to settle for paper tape mass storage. It was slow, it …read more
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https://hackaday.com/2025/03/11/classy-paper-tape-reader-complements-homebrew-retrocomputer/

Lies, Damned Lies, And IGBT Datasheets

We have all seen optimistic claims for electronic products which fail to match the reality, and [Electronic Wizard] is following one up in a recent video. Can a relatively small …read more
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https://hackaday.com/2025/03/11/lies-damned-lies-and-igbt-datasheets/

How To Use LLMs For Programming Tasks

[Simon Willison] has put together a list of how, exactly, one goes about using a large language models (LLM) to help write code. If you have wondered just what the …read more
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https://hackaday.com/2025/03/11/how-to-use-llms-for-programming-tasks/

A Magic Eye Tube Does All The Work In This Kit

We’re used to low cost parts and a diversity of electronic functions to choose from in our projects, to the extent that our antecedents would be green with envy. Back …read more
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https://hackaday.com/2025/03/11/a-magic-eye-tube-does-all-the-work-in-this-kit/

A Deep Dive Into Canon Autofocus Lenses

Although taken for granted these days, autofocus (AF) used to be a premium feature on film- and digital cameras, with [Markus Kohlpaintner] taking us through an exhaustive overview of Canon’s …read more
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https://hackaday.com/2025/03/11/a-deep-dive-into-canon-autofocus-lenses/

Keebin’ with Kristina: the One with the Batwing Typewriter

[Alex] of YouTube channel [EastMakes] wrote into tell me about his fantastic QWERTY ‘hexpansion’ board for the 2024 EMF Tildagon badge, and [Alex], I’m super glad you did. The system …read more
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https://hackaday.com/2025/03/11/keebin-with-kristina-the-one-with-the-batwing-typewriter/

Tiny Laptop Gets a New Case and an Unlocking

Unless you’ve got an especially small lap, calling the Toshiba Libretto a laptop is a bit of a stretch. The diminutive computers from the mid-1990s had a lot of the …read more
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https://hackaday.com/2025/03/11/tiny-laptop-gets-a-new-case-and-an-unlocking/

TrapC: A C Extension For the Memory Safety Boogeyman

In the world of programming languages it often feels like being stuck in a Groundhog Day-esque loop through purgatory, as effectively the same problems are being solved over and over, …read more
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https://hackaday.com/2025/03/11/trapc-a-c-extension-for-the-memory-safety-boogeyman/

Josephine Cochrane Invented the Modern Dishwasher — In 1886

Popular Science has an excellent article on how Josephine Cochrane transformed how dishes are cleaned by inventing an automated dish washing machine and obtaining a patent in 1886. Dishwashers had …read more
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https://hackaday.com/2025/03/11/josephine-cochrane-invented-the-modern-dishwasher-in-1886/

Homebrew Traffic Monitor Keeps Eyes on the Streets

How many cars go down your street each day? How fast were they going? What about folks out on a walk or people riding bikes? It’s not an easy question …read more
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https://hackaday.com/2025/03/11/homebrew-traffic-monitor-keeps-eyes-on-the-streets/