| Compared to 3D printing, CNC milling may look rough but it is often faster. Final accuracy and surface smoothness are usually much better. H...
| Compared to 3D printing, CNC milling may look rough but it is often faster. Final accuracy and surface smoothness are usually much better. H...
| The TAPIR — Totally Archaic but Practical Interceptor of Radiation — is an E-smog detector capable of detecting and audibly pinpoint any sou...
| If you want to win one of the great prizes of our ESP32 Design Contest, then now is your chance, or, more accurate, your LAST opportunity as...
| Even though LoRa is intended for communication between devices at the surface of the earth, nothing forbids us (except maybe regulatory agen...
| El-cheapo wireless doorbells across the globe are so unoriginal it makes you wonder how much more e-rubbish we can tolerate in and around ou...
| Even though many people may prefer RS-232 to make their circuit communicate with a computer, it is easy enough to implement a USB device mod...
| Flash programmable Complex Programmable Logic Devices (CPLDs) are great for creating complex high-speed logic circuits. Unfortunately the cu...
| Driving a mains-powered load, be it inductive or resistive, invariably has to be done with care and attention to avoid dangerous situations....
| Deep discharging of lithium-ion polymer (LiPo) batteries to under 3 volts per cell may permanently damage them. Luckily it is easy enough to...
| Elektor supports the international maker/hackerspace movement. We want to profile your maker/hackerspace. Fill out the form below to share d...