So you want to control some mains electrical (or lower voltage) item using your phone, perhaps? This single ESP8266 plug-in controls a relay that is built in to the module. An Android app (.apk) ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

In electronic and industrial automation systems, relay modules play a crucial role by allowing low-power control signals to switch high-power devices. Selecting between a 5V relay module and a 12V ...

Don't miss out on our latest stories. Add PCMag as a preferred source on Google. Qualcomm wants to expand accessibility to its technologies, and its next step in that mission is buying popular ...

At $229, the Campfire Audio Relay dongle DAC/amp delivers 4 Vrms output, premium build, and precise sound. Campfire Audio has been on a tear this year, dropping new IEMs left and right—including the ...

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi with an ESP8266 ESP-01 module. With ...

Relay Therapeutics has laid off about 70 employees, the biotech's third round of cuts in less than a year. The most recent workforce reduction, along with other restructuring efforts made over the ...

Abstract: This paper aims to design a digital overcurrent relay with a characteristic of a standard inverse that can comply to the IEC standard 60255. The overcurrent relay which is used to protect ...

Automating household or office systems can be achieved using an Arduino Nano, a passive infrared (PIR) motion sensor, and a relay. The primary aim is to create a control system that activates or ...

To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s this latter ...

BANDUNG, itb.ac.id — The Institut Teknologi Bandung Electrotechnics Student Association (HME ITB) held the KainoTech exhibition. This event was part of the Masa Bina Cinta initiative, an orientation ...