A longtime consulting engineer who now works for the federal government saw our discussion of mnemonics for remembering the resistor color code. He shares one he learned in college. It goes “Budweiser ...

GE Profile has launched a brand-new smart fridge at CES 2026, sporting one unique feature we've never seen before. It could forever change the way you shop for groceries and manage other household ...

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 ...

The ElevenLabs Reader App is a fantastic, 100% free tool that brings the power of ElevenLabs AI directly to your fingertips. In this ElevenLabs tutorial, I’ll show you how to use the ElevenLabs Reader ...

If you plan to run a very small store, sometimes called a "mom and pop" shop, you can probably hand-enter pricing information when ringing up a customer's order. For a larger scale operation, however, ...

When it comes to streamlining inventory management and sales, having a reliable wireless Bluetooth 2D barcode scanner can make all the difference. Let’s explore some of the top-rated wireless 2D ...

At MD&M West 2025, Cognex Corp. (Booth #5354) showed Design News its DataMan 290, an AI-powered bar code reader suitable for use in any environment. Eric Hershberger, principal applications engineer ...

This is a board that connects the RC522 board with an Arduino Nano. This project was made out of frustration due to wiring the RC522 board with an Arduino Nano every time I wanted to use it. The RC522 ...