Waytek has added Vehicle Control Modules to an expanding line of solid state timer relay modules. VCMs are solid state timer relay modules with a standard automotive relay terminal format. They are ...

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 ...

Waveshare RP2350-Relay-6CH is a Raspberry Pi RP2350-based industrial 6-channel relay module with an isolated RS485 interface, 7 to 36V DC input via a terminal block, and support for Raspberry Pi Pico ...

This setup has features like remote start, voice feedback, anti-theft, follow-me-home via remote and whatnot! BHPian Skyline_Vista recently shared this with other enthusiasts: This truly reflects my ...

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 ...

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 ...

Abstract: This paper explores the potential of a power relay module to extend wireless charging capability. The relay module would utilize the several relay coils to address the mismatch between ...