The world of audio has produced a variety of different loudspeaker designs over the last century, though it’s fair to say that the trusty moving coil reigns supreme. That hasn’t stopped plenty of engineers from trying new ways to make […]
A Foil Tweeter, Sound From Kitchen Consumables Read More »
The Proxmark3 PCB 125kHz antenna., GNU GPL version 2, GitHub link. Picture this: It’s the end of the year, and a few hardy souls gather in a hackerspace to enjoy a bit of seasonal food and hang out. Conversation turns
New Years Circuit Challenge: Make This RFID Circuit Read More »
The moment everyone has been talking about for years has finally arrived, the European Union’s mandating of USB charging on all portable electronic devices is now in force. While it does not extend beyond Europe, it means that there is
When The EU Speaks, Everyone Charges The Same Way Read More »
Social media microblogging has brought us many annoying things, but some of the good things that have come to us through its seductive scrolling are those ad-hoc interest based communities which congregate around a hashtag. There’s one which has entranced
Release Your Inner Ansel Adams With The Shitty Camera Challenge Read More »
There was a brief period through the 1960s into the 1970s when the last word in electronics was the calculator. New models sold for hundreds of dollars, and owning one made you very special indeed. Then the price of the
A Mechanical Calculator For The Modern Age Read More »
Everyone likes something cheap, and when that cheap thing is a router that’s supported by OpenWRT, it sounds like a win. [Hennung Paul] ordered a Wavlink WL-WN586X3 for the princely sum of 39 Euros, but was disappointed to find his
OpenWRT, But On An Unsupported Router Read More »
Despite the latest and greatest Intel-derived computers having multi-core 64-bit processors and unimaginably fast peripherals, at heart they all still retain a compatibility that goes back to the original 8086. This means that they can, in theory at least, still
When It Comes To DOS, Don’t Forget DR-DOS. Read More »
There are many retrocomputer emulation projects out there, and given the relative fragility of the original machines as they enter their fifth decade, emulation seems to be the most common way to play 8-bit games. It’s easy enough to load
A Pi Pico Makes A Spectrum Laptop Read More »
Energy harvesting, the practice of scavenging ambient electromagnetic fields, light, or other energy sources, is a fascinating subject that we don’t see enough of here at Hackaday. It’s pleasing then to see [Jeff Keacher]’s Christmas card: it’s a PCB that
Where This Xmas Card’s Going, We Don’t Need Batteries! Read More »
The web browser started life as a relatively simple hypertext reading application, but over the 30+ years since the first one displayed a simple CERN web page it has been extended to become the universal platform. It’s now powerful enough
Use Your RTL, In The Browser Read More »
