Ever been at a party and landed in a heated argument about exactly where the International Space Station (ISS) is...
Hackaday
has been exploring the sounds beyond what we can hear, recording ultrasound and pitching it down. He made a short...
Like many pieces of lab equipment, oscilloscopes are both extremely useful and rather intimidating to a fledgling user. Unlike a...
The Tiny Tapeout custom ASIC project has been around for a while now, and has passed through several iterations of...
The many YouTube workshop channels make for compelling viewing. even if their hackiness from a Hackaday viewpoint is sometimes variable....
There are many rechargeable battery chemistries, each with their own advantages and disadvantages. Currently lithium-ion and similar (e.g. Li-Po) rule...
With so many cheap oscilloscopes out there, the market for old units isn’t what it used to be. But if...
When you see a ventriloquist like , you probably expect to see him with a puppet. This time – spoilers...
In all likelihood, asteroid 2024 YR4 will slip silently past the Earth. Based on the data we have so far,...
Soldering irons and their tips come in a wide range of formats and styles, with the (originally Hakko) T12 being...
These days, turn-by-turn GPS navigation isn’t considered special anymore. It’s in every smartphone and most cheap rental cars, and thus...
Many decades ago, when soldering was an activity more often associted with copper fabrication than with electronics, a soldering iron...
When considering our favorite spy movies and kin that involve deep-sea diving, we’d generally expect to see some high-end watch...
Although it sounds like some Star Trek McGuffin, a Q-Meter is a piece of test gear that measures the Q...
Guanella Impedance Transformer. (Credit: FesZ Electronics) Even before entering the mystical realms of UHF design, radio frequency (RF) circuits come...
When the first artificial satellite, Sputnik, was put into orbit around Earth, anyone in the path of the satellite could...
recently wrote in to share his experiments with using the LimeSDR mini to conduct a bit of piracy on the...
Transition-metal dichalcogenides (TMDs) are the subject of an emerging field in semiconductor research, with these materials offering a range of...
The MP3 file format was always encumbered with patents, but as of 2017, the last patent finally expired. Although the...
You can work with a part for many decades, and still learn something new about it. At least we can,...
Did you ever hear of a satellite called Parcae (pronounced like park-eye)? If you haven’t, don’t feel bad—it was, after...
The ESP32 series of microcontrollers have been with us for quite a few years now, providing a powerful processor and...
The chances are that many of you will have made an FM “bug” style transmitter, a simple one-transistor oscillator usually...
Everyone knows that the perfect capacitor to decouple the power rails around ICs is a 100 nF ceramic capacitor or...
One of the more popular activities in the ham radio world is DXing, which is attempting to communicate with radio...
