Last year, Semtech released the Semtech LR2021 LoRa Plus transceiver chip, designed to address the low data-rate issue associated with LoRa, but ...

Arduino is a microcontroller designed for real-time hardware control with very low power use. Raspberry Pi is a full computer that runs operating systems and handles complex tasks. Arduino excels at ...

What happens when students stop building for grades and start building like engineers? This competition tested more than ideas.

Reverse polarity is one of the most common causes of circuit failure, from hobby projects to industrial systems. The good news is that a well-designed reverse polarity protection using MOSFET ...

Fidget toys are everywhere these days. A particularly popular type simply puts some keyboard switches on a plate to provide a certain type of clicky satisfaction. [wjddnjsdnd] took that concept a ...

So, you’ve got a welder lying around and you’re thinking, ‘Could I actually turn this into a 3D printer?’ Well, it’s not ...

A YouTube builder shows off how he created an Arduino board that's 7x larger than the real thing... powered by a hidden ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...

Plenty of our childhoods had at least one math teacher who made the (ultimately erroneous) claim that we needed to learn to do math because we wouldn’t always have a calculator in our ...

Compare Mechanical Engineering vs. Mechatronics in 2026. Examine the basic subjects like VLSI and ROS, academic distinctions, ...

Get shared CAD, firmware, and a simple HTML interface for Sesame, helping you customize looks, motions, and power without guesswork.

Happiness is an electrifying and elusive state. Philosophers, theologians, psychologists, and even economists have long sought to define it. And since the 1990s, a whole branch of psychology—positive ...