If you follow electronics history, few names were as ubiquitous as RCA, the Radio Corporation of America. Yet in modern...
Hackaday
Lithium batteries have taken over as the primary battery chemistry from applications ranging from consumer electronics to electric vehicles and...
After the swivel by Helium Inc. towards simply running distributed WiFi hotspots after for years pushing LoRaWAN nodes, many of...
If you were asked to pick the most annoying of the various Microsoft Windows interfaces that have appeared over the...
Everyone knows that the path of least resistance is the path that will always be taken, be it by water,...
It used to be a rite of passage to be able to do the math necessary to design various bipolar...
Drawing tablets have been a favorite computer peripheral of artists since its inception in the 1980s. If you have ever...
from Biricha Digital runs us through How to Select the Perfect Output Capacitor for Your Power Supply. Your switching-mode power...
Variable capacitors may be useful, but the air gap that provides their capacitance is their greatest weakness. Rather than deal...
Today in power electronics, the folks over at Texas Instruments have put together a video covering low-dropout (LDO) linear regulators....
You can hear sound, of course, but what if you could see it with a laser? That’s what thought about,...
You don’t see them much anymore, but there was a time when any hobbyist who dealt with RF probably had...
Many projects on these pages do clever things with video. Whether it’s digital or analogue, it’s certain our community can...
We are all familiar enough by now with the succession of boards that have come from Raspberry Pi in Cambridge...
tells us about the FORBIDDEN Soviet Computer That Defied Binary Logic. The Setun, the world’s first ternary computer, was developed...
Hardware hackers tend to have loads of hookup wire, and that led to design a 3D printable wire and cable...
What can one expect from 3D printing an 8″ Newtonian telescope? shares her thoughts after doing exactly that. The performance...
Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real...
Space telescopes are all the rage, and rightfully so. The images they take are spectacular, and they’ve greatly increased what...
There’s no accounting for taste, but it’s hard to argue with The Autopian when they declare that this Nixie tube...
’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test...
Everyone loves a full-wave bridge rectifier, but there’s no denying that they aren’t 100% efficient due to the diode voltage...
Over the course of its nearly 30 years in orbit, the International Space Station has played host to more “firsts”...
For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is...
An oscilloscope is usually the most sensitive, and arguably most versatile, tool on a hacker’s workbench, often taking billions of...
