| This radio-controlled FM alarm clock syncs time automatically using a 433-MHz signal from a central time server. Its LED display adjusts to...
| This radio-controlled FM alarm clock syncs time automatically using a 433-MHz signal from a central time server. Its LED display adjusts to...
| This DCF77 time server pairs a DS3231 RTC with a PIC12F1840 to decode DCF77, output a TTL time signal via optocoupler, and rebroadcast time...
| You can build a precision radiation meter with this PIC16F88-based design, featuring real-time pulse counting, audible feedback, and a clear...
| Want to build your own smart car dashboard? You can turn your car into a data powerhouse with a DIY real-time sensor display using an ESP32-...
| Tired of loud TV ads? In 2012, Peter de Bruijn built the Mini-Mute — a clever circuit that let him mute his TV with a simple tap on the coff...
| This article details the development of a real-time automotive sensor dashboard by using an ELM327 OBD2 module and an ESP32-S3 touch display...
| The frequency of the mains voltage serves as a reliable indicator of the electrical grid’s load. This grid frequency meter monitors both thi...
| The major limitations of an inexpensive frequency counter are the poor medium- to long-term stability and the lack of an internal reference...
| The main drawbacks of a low-cost frequency counter are its limited medium- to long-term stability and the absence of an internal reference f...
| Upgrade your CNC with a ZZero Z-axis high-precision probe! This project includes power distribution, a PIC12F683-based probe, and GCBASIC so...