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 ...

Once upon a time, the cathode ray tube was pretty much the only type of display you’d find in a consumer television. As the ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...

Library for the ADG728 1 to 8 channel multiplexer. The library allows you to enable 0 to 8 channels uniquely or simultaneously. In fact the ADG728 is therefore a switch, although often named a ...

Hiwonder has introduced the WonderLLM, an ESP32-S3-based smart chat module that combines a 2MP camera, a 2.0-inch touch display, a speaker, and a microphone array to support both offline computer ...

We know that LED bulbs save money over time, but they can be expensive initially. Luckily, there are lots of ways to get LED bulbs and energy conservation kits absolutely free. My electric company, ...