This is a DIY Arduino-based overcurrent relay project that emulates Inverse Definite Minimum Time (IDMT) protection using an Arduino Nano and ACS712 current sensor. Instead of traditional ...

The Pomodoro Technique uses a simple timer to keep you focused. The method can provide a much-needed productivity boost at work, home and everywhere in between. Moe enjoys making technical content ...

The biggest solar storm in 20 years will hit the Earth on January 19. 2026. Here's how to get the perfect picture of the Aurora Borealis using your iPhone. The Aurora Borealis, also known as the ...

The Urban Prepper conducts a GoTenna mesh range test using a drone relay node. GOP Moves to Break Shutdown Deadlock DC man sues after being detained for playing Darth Vader theme in protest of ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

HANOI, Sept 4 (Reuters) - Vietnam is open to using small module reactors for its planned nuclear power plants, according to a document from the Communist Party's Politburo, the most powerful body of ...

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 ...

As contactless payments become ubiquitous, fraudsters are evolving new tactics to exploit them. A Near Field Communication (NFC) relay attack is one such threat. It intercepts and relays the ...

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 ...