| Streamline your energy usage with the Smart Meter ESP32 V2. You can monitor electricity, gas consumption, and more with wireless communicati...
More about Elektor Labs (762)
| Nanosecond current pulses arise from avalanche breakdown in virtually any diode. Here some experiments exploring these in Zener diodes, LEDs...
| You can build a highly accurate 1-ms NTP clock with an ESP32 and a Wiznet W5500 Ethernet module. The design is perfect for precision timekee...
| Want to build a compact Bluetooth speaker with ESP32 and MAX98357A amplifier? With this project, you can stream high-quality audio using A2D...
| Enhance your DCF77 time server with continuous signal generation and dual optocoupler outputs. This project is ideal for driving multiple de...
| This continuity tester uses just 100 mV across the probes, avoiding interference from semiconductors and large capacitance. It is simple to...
| Learn how to read two potentiometers on a single digital input using a Schmitt-Trigger inverter and just six components. This compact, affor...
| Add a melodic bell sound to your microcontroller clock with the ATtiny85. This project enhances your clock's functionality and charm with a...
| This project offers a way to power portable Raspberry Pi-based devices using a rechargeable battery. It includes a system that supports head...
| Upgrade the XR2206 Function Generator Kit with simple modifications like DC isolation and improved signal stability. Follow along to enhance...