Used Antminer S9 for the radio amateur
There have already been several articles on tekkix about using old Antminer S9 control boards, which are currently sold at an affordable price. I decided to create something…
DIY
Explore hands-on DIY tech projects with detailed guides, tips, and tutorials. Learn how to build, modify, and innovate with the latest technology.
Here’s the translation you requested:PETG like glass, hairdryer in action, and matches in the fasteners: 2.5 months with Reborn 3
Warning to the reader: This article is essentially a rewritten review. I am not an engineer, not a 3D printer expert, and not a brand representative. Just an ordinary…
Programmable socket on AVR
The article describes the development of a compact socket with programmable on/off cycles for load control. The device is based on the Atmega48PA microcontroller with…
Homemade amateur radio tubes. France, 1920. Part 1
Obsolete electro-vacuum devices are still used in limited and special cases to this day, not to mention the trend of "tube sound" and digital indicators of glowing discharge.…
Designing a motor controller with GitHub Copilot
There is always a place in a smart home where motorized systems can be applied. These include adjustable desks, automatic doors, windows, electronic locks, stair lifts,…
About how I made my small microcomputer
I’m afraid to call it a microcomputer. To me, it’s more of a minimalist LISP machine. Actually, not even a LISP machine. Well, I keep saying it’s not a microcomputer
The history of creating the first electric karting in Russia
I want to clarify right away that this is not a promotional post. In this article, I describe the development my partner and I worked on 10 years ago. We started this…
Programming ESP32 with ESP-IDF in PlatformIO environment #1
Hello, tekkix!
Raccoon Flash Explorer | 9 months later…
Good night to everyone :)
Entertainment for an engineer
I've always been interested in playing with a programmable robot, but there were neither resources nor desire to study circuit design. So, when I came across a robot…
Ancient Technologies: ATAPI IDE, Part One, Preparatory
One day I wanted to build a PC no older than the first Pentium for DOS and WIN9x games. And I wanted to organize it not as just another huge box on the desk, but in the…
Infrared visitor counter. Why always count heads? Maybe it’s better—count feet, count feet..?
As it is known, a horizontal infrared counter essentially counts not people but interruptions of the horizontal infrared beam caused by their passage. The height of the…
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.…
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…
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,…
