In this video I'm showing how you can send data from an Arduino (NodeMCU) board to a hosted Laravel application. The example ...

In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based ...

Ahead of French President Emmanuel Macron’s visit to India for the Artificial Intelligence Summit, the Defence Acquisition Council (DAC), chaired by Defence Minister Rajnath Singh, is scheduled to ...

[wyojustin] was trying to think of projects he could do that would take advantage of some of the fabrication tech that’s become available to the average hobbyist. Even though he doesn’t have any ...

Do you listen to a lot of music on your smartphone but often wonder how you can improve the audio quality? You might have looked at portable DACs. These clever devices slot between your smartphone and ...

With hundreds of headphones, IEMs, DACs, and amps on display, CanJam NYC 2026 made one thing clear: a few standout designs ...

This is going to be a column about DACs. And what’s that? It’s the abbreviation the Social Security Administration uses to refer to “disabled adult children.” Here is some background. Since almost the ...

Ham radio operators may be familiar with slow-scan television (SSTV) where an image is sent out over the airwaves to be received, decoded, and displayed on a computer monitor by other radio operators.

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Robert Kelly is managing director of XTS Energy LLC, ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...