We often marvel at the many things a 555 can do. But [Zafer Yildiz] shows us that it can even take the place of a PCB. You’ll see what we mean in the video below. The timer relay circuit is built ...

Recently, ESET Researchers have discovered a crimeware campaign that targeted the clients of prominent Czech banks. The malware, named NGate by ESET, can relay data from victims’ stored payment cards ...

Waveshare ESP32-S3-Relay-6CH is a 6-channel WiFi and Bluetooth relay module based on Espressif Systems ESP32-S3 wireless microcontroller that also supports RS485 control and comes with headers taking ...

After getting an automatic fish feeder at a discount sale (see below) I started thinking about making a simple feeder relay module using available parts. The intention was to make a universal feeder ...

Current simulation and verification methods for power modules are time-consuming. Each domain has specific solutions based on finite elements analysis, computational fluid dynamics and solvers for ...

Scientists in Ireland investigated the effect of shunt resistance on a PV cell’s electrical performance. The group says its finding could potentially lead to the development of models for early ...

Predis v2.2 comes with a native integration for the Relay extension for PHP, which brings major performance gains by: caching a partial replica of the Redis dataset in PHP's shared runtime memory, ...

As of v3.0, Predis comes with a native integration for the Relay PHP extension, which brings major performance gains by: caching a partial replica of the Redis dataset in PHP shared runtime memory ...

What is the point of reviewing a cheap timer module, especially if it is based on the ubiquitous 555 timer chip? Recently I got an ‘updated’ version of the common 555 timer relay module. This time it ...