As you look for a stable and wired internet connection for your new home office or movie centre, you find that there is already an electrical conduit running right where you want it to go!  What a great road you were given through your walls!  Pause for a second and …

Have you ever had a headache like this with technology?  You take a lot of great pictures with your iPhone and are excited about the idea of editing them on your Windows PC or sending them to a friend.  I sent the files, double-clicked one to open it, and... nothing! …

Have you ever spent hours and hours creating the perfect circuit, only to have it fail on the test bench for no clear reason?  The problem could be right in front of you: the copper lines on your printed circuit board (PCB) are too wide.  What is a PCB trace? …

Did you ever use a heavy tool at the end of a long extension cord and feel like it wasn't quite up to par?  Did you also notice that when the air compressor turns on, the lights in your workshop dim?  You're not making it up.  That slow performance and …

You need a loan to make a big buy, but you also want to get rich in the long run. It's an old story (or the history of money).  When you want to buy a new car, your first home, or start a business, borrowing money is a big step.  …

The ESP32 has become one of the most popular microcontrollers in the maker and IoT community thanks to its power, versatility, and built-in Wi-Fi and Bluetooth features. Among its many modules, the ESP32-WROVER stands out because of its extended memory and performance, making it ideal for demanding projects like data …

If you’ve just started tinkering with ESP32 microcontrollers, you’ve probably noticed there isn’t just one “ESP32 board” — there are many, each with its own quirks and strengths. Some are built for general prototyping, others come with cameras or extra memory, while newer ones focus on AI, USB gadgets, or …

Introduction A 16x2 monochrome LCD module is a widely used display in microcontroller projects. It can show two lines of text, each up to 16 characters long, making it ideal for simple user interfaces. These LCDs are based on the HD44780 controller (or compatible), which accepts commands and data via …

Large Language Models (LLMs) like ChatGPT are usually something you access from a laptop or phone. But what if your humble ESP32 could send a question over Wi-Fi and get an answer back? That’s what we’ll build in this tutorial. We’ll make the ESP32 query an LLM through the OpenRouter API, …

Seattle residents depend on their refrigerators more than they often think. Whether it’s protecting groceries from spoiling, keeping medicines at proper temperatures, or ensuring everyday convenience, a faulty fridge can disrupt daily life. Below are key considerations, challenges, and advice to help you find the best refrigerator repair services in …