How I write an open source game in Java
About 10 years ago, I had the idea to write a game in Java, since I use this language at work. It was a kind of challenge. I wanted to try myself, see if it was possible.…
DIY
Explore hands-on DIY tech projects with detailed guides, tips, and tutorials. Learn how to build, modify, and innovate with the latest technology.
How to assemble a remote-controlled car
Surely everyone played with remote-controlled cars in childhood. In 2024, I had the idea to assemble my own car. As they say, "The first 40 years of a boy's life are…
Tin monsters and fighting them
Imagine that inside your devices there are monsters with tentacles that like to short-circuit circuits and burn components. Can you imagine? This is not fiction, they…
How I made a CO2 sensor for a smart home based on SCD30
I have two beloved sisters who would very much like to have a temperature, humidity, and carbon dioxide sensor at home. The ready-made solutions available on the market…
The best self-hosted solution for game streaming and more for Windows
With the advent of handheld consoles on Android, Windows, and SteamOS, and a controller for the phone, there is a desire to play PC games on these devices. The simplest…
Smart freshener for your toilet
In the morning, looking at the can of freshener in the toilet, I thought, why not make another smart thing? Of course, it became an air freshener, but not just automatic,…
Programming for a non-programmer or how the dream of shifting everything to AI was shattered
Once, while traveling through remote Vietnamese villages, I asked a girl to squeeze me a glass of sugarcane juice. To explain, I used Google Translate. From her eyes,…
How to Fix a Tesla and Save the Holiday Spirit
Hello, tekkix! My name is Askhat, I work at Yandex Infrastructure — an engineering team that creates fundamental technologies for Yandex. Sometimes an engineer's trained…
Sonoff — Control devices with cryptocurrency
This project — A simple way to use cryptocurrencies to control devices.
Sonar from Dictaphone
What if a dictaphone is made into an acoustic locator?
How many robots can you bake in the kitchen?
Hello, tekkix!
Electromotive force and electric current, using the example of sinusoidal current. Visual explanation
Let's try to explain the features of the appearance of variable EMF and electric current. The article is written with an emphasis on simplicity and clarity, without unnecessary…
How I tested the WSPR beacon
Summer 2024, not much time has passed since my WSPR beacon project reached the release version. But tests, where are the tests? After all, the device, no matter how useful…
Amplifier Class D on TPA3255
In this article, we will talk about a Class D amplifier based on the TPA3255 chip from Texas Instruments. The amplifier is made according to the parallel-bridge connection…
DIY fitness tracker: displaying heart rate on LED matrix, recording IMU data on SD and transmitting to the internet
Nothing lifts the mood like a prolonged anaerobic workout. But it is important not to overdo it. At our age, a workout can both improve and worsen well-being. Therefore,…
Radio communication, scouts and abbreviation magic: JOTA, YOTA, POTA
United Kingdom, 1907. Returning from the front of the Anglo-Boer War, Sir Robert Stephenson Smyth Baden-Powell founded the Scout movement. The goal was simple and ambitious:…
Weekend project — autonomous RGB ball for the Christmas tree
Hello tekkix members! On the eve of the New Year, I want to share with you my experience of making a craft based on a free devboard from a conditionally disposable product.…
Application of neural networks in DIY
We are currently experiencing a revolutionary period when neural networks and AI are no longer something distant and alien, and are becoming more and more firmly established…
