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 ...

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

As a result, remote control technologies are being widely adopted across various sectors. Among the many components used in ...

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

Getting started with Raspberry Pi can be a bit daunting for a newcomer, but these tips will have you on your way to ...

A basic building block is often the key to completing an analog signal path in various applications, such as automated test equipment.

Loading cement sacks into trucks requires precise counting for traceability, yet manual methods are error-prone and often ...

To program a garage door opener: Press and hold the program set button on the motor in your garage. Once the light changes, press the button on the new remote. Test it out.

Real-time face tracking has evolved from a research novelty into a practical tool for interactive robotics, surveillance, and automation. Advances in ...

Check out this guide to learn about the best Redstone builds for the beginners that will help you understand the basics of ...

There may be a fungus on your future bill of materials if mushroom-based memristors become a viable memory element.