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When Raspberry Pi’s new RP2350 MCU was released in 2024, it had a slight issue in that its GPIO pins would leak a significant amount of current when a pin …read more

With us chafing at time zones and daylight saving time (DST) these days, it can be easy to forget how much more confusing things were in the late 19th century. …read more

Frequency! It’s an important thing to measure, which is why [Jacques Pelletier] built a frequency counter some time ago. The four-function unit is humble, capable, and also an entry into …read more

When film all came in rolls, it was fairly easy to play with the frame of the image. Companies like Hasselblad (and many others) made camera backs that would expose …read more

Sometimes, there are too many choices in this world. My benchtop function generator can output a sine, square, or saw wave anywhere from 0.01 Hz up to 60 MHz? Way …read more

A universal feature of traveling Europe as a Hackaday scribe is that when you sit in a hackerspace in another country and proclaim how nice a place it all is, …read more

Sometimes, we’re faced with what should be simple household tasks that we choose to make more difficult. Sure, you could buy a clock, hang it on your wall, and move …read more

It should come as no surprise that the hacker community has embraced the Meshtastic project. It’s got a little bit of everything we hold dear: high quality open source software, …read more

In the formative experiences of most Hackaday readers there will almost certainly be a number of common threads, for example the ownership of a particular game console, or being inspired …read more

We don’t know if picking blackberries at scale is something people enjoy doing. But if you do, we have bad news. The University of Arkansas wants to put you out …read more

WarGames fans, rejoice: [Nick Bild] has rebooted WOPR for real. In his latest hack, the Falcon, he recreates the iconic AI from the 1983 film using a Raspberry Pi 400, …read more

In the early 00s there was a tiny moment before the widespread adoption of mobile broadband, after the adoption of home WiFi, and yet before the widespread use of encryption. …read more

Over on his YouTube channel the vivacious [Stephen Hawes] tells us that we never need to buy solder stencils again! A big claim! And he is quick to admit that …read more

In the retrocomputing world, [DosDude1] is a name spoken with more than a little respect. He’s back again with a long-awaited hack for PowerPC Macintosh: soldered RAM upgrades! [DosDude1] is …read more

We’ve been loving the variety of entries to the 2025 One-Hertz Challenge. Many a clock has been entered, to be sure, but also some projects that step well outside simple …read more

[Remy van Elst] found an obsolete bike navigation system, the Navman Bike 1000, in a thrift store for €10. The device was a rebadged Mio Cyclo 200 from 2015. Can …read more

You can get cheap no-brand macropads for almost nothing now. Some of them have just a couple of keys. Others have lots of keys, knobs, and LEDs. You can spring …read more

Setting up a file server can be intimidating to the uninitiated. There are many servers to choose from, and then you need to decide how to install it — Docker? …read more

We like cyberdecks here at Hackaday, and in our time we’ve brought you some pretty amazing builds. But perhaps now we’ve seen the ultimate of the genre, a cyberdeck so …read more

Humans have long admired the sound of birdsong, but to fully appreciate how technically amazing it is, you need an ultrasonic microphone. [Benn Jordan] recently created a video about using …read more