Instructables user [Osprey22] has been building towards this Christmas for years. Why? This year, he has brought an impressive musical Christmas light display inside, and at a fraction of the cost …

Unless you really look closely at the image above, you might not realize you aren’t looking at a normal Game Boy Advance; which is sort of the point. Even though it retains the looks of the i…

Since Autodesk’s acquisition, Eagle has been making waves in the community. The de facto standard for Open Hardware PCB design is now getting push-and-shove routing, a button that flips the b…

If print supports have ever caused you grief, know that there’s an alternate printing method in the works. First: get yourself a vat of industrial gel in which to print. Rapid Liquid Printing…

If you are a certain age, there’s a fair chance your first computer was a Commodore 64. These machines are antiques now, and [RetroManCave] received one from a friend’s loft in unknown …

Careful not to sneeze while using this diminutive logic analyzer — you could send it flying across the bench. Undertaken more for the challenge than as a practical bench tool, [Uwe Hermann]&#…

A few months ago, [Marco] picked up a cheap, cheap, cheap laser engraver from one of the familiar Chinese resellers. It’s a simple affair with aluminum extrusions, a diode laser, and a contro…

Just how much metaphorical juice is in a coin cell battery? It turns out that this seemingly simple question is impossible to answer — at least without a lot of additional information. The pr…

A lot of things tend to get stretched during the holiday season, like shopping budgets and waistbands and patience. This year, [Chris] is stretching the limits of both the mini breadboard and the h…

Anyone who has spent much time reading Hackaday, or in the real world in or around a few hackspaces, will know that ours is a community of diverse interests. In the same place you will find a breat…

If there is one educational institution that features on these pages more than any other, it may be Cornell University. Every year we receive a pile of tips showing us the engineering term projects…

A dedicated desoldering station is a fantastic tool if you’re in the business of harvesting components from old gear. Having heat and suction in a single tool is far more convenient than futz…

For some, the allure of a real, physical world that you create and control is overwhelming. Combine that with a love of trains, and you get the model railroad. Some are incredibly detailed, and it …

This is more than a printing filament hack — closer to bleeding edge bio-engineering — but we can’t help but be fascinated by the prospect of 3D printing with filament that’…

The CAN bus has become a staple of automotive engineering since it was introduced in the late ’80s, but in parallel with the spread of electronic devices almost every single piece of equipmen…

[bitluni] got a brand new scope, and he couldn’t be happier. No, really — check the video below; he’s really happy. And to celebrate, he turned his scope into a vector display usi…

Everyone’s favourite IOT module, the ESP8266, is often the go-to choice for any project that needs quick and cheap control over the web. [Andi23456] wanted to control his quadcopter using the…

It is a staple of spy movies. The hero — or sometimes the bad guy — sticks a device never any bigger than an Alka Seltzer to a vehicle or a person and then tracks it anywhere it goes in…

Unless you’ve been living under a high voltage transformer, you’re aware of the latest release in the Star Wars Saga.  [John] has a relative that is clearly a big Star Wars fan, so he s…

If you’ve been hanging around microcontrollers and electronics for a while, you’re surely familiar with the concept of the breakout board. Instead of straining to connect wires and comp…