A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

Abstract: This article focuses on the problem that the voltage recovery time of relay protection circuits in converter stations is too long under lightning surges. A surge protective device (SPD) in a ...

This project describes a high-power solid-state relay (SSR) and AC voltage controller built using a BTA41-1200BW TRIAC (40A, 1200V) and MOC3041 opto-triac. Unlike conventional electromechanical relays ...

The Long Gate is a curious experience. As much edutainment as game, my time with it was filled almost equal parts with wonder and frustration. There's a stunning and mysteriously abandoned world to ...

"Learn how to set up and analyze an RC circuit using the PhET Simulator! In this tutorial, I’ll guide you through the step-by-step process of building a simple resistor-capacitor circuit, explaining ...

This repository offers a comprehensive collection of official ProfiCAD resources, including detailed guides, tutorials, and reference materials tailored for Windows PCs. Ideal for users seeking clear, ...

What’s a hybrid relay? How does it work? What are its key building blocks? Whether you are designing a power control system or tinkering with a do-it-yourself automation project, it’s important to ...

Even though the function of single phase and three phase relays are quite similar, their applications can vary significantly. This is primarily due to the characteristics of three phase power circuits ...

Interested in DIY a simple electronic impulse relay module? T. K. Hareendran designs an impulse relay circuit that mimics the functions of a conventional electromechanical impulse relay. This module ...

This is an updated version of a story first published on March 31, 2024. The original video can be viewed here. The horse has played a central role in the history and mythology of many Native American ...

Westinghouse Electric & Manufacturing Co. last week announced that it had constructed, and would exhibit at the New York World’s Fair, a new electromechanical man. His name: Elektro. In either profile ...