Welcome
This is homepage of ham radio station oh5hba. Info about me and my station, which may interest other ham operators can be found thru menu. This page contains links that I use often in my everyday life. Reason for this site is just for own fun and it helps to find important things when i’m not at my own computer.
Interesting news feeds from different sources:
- The best part about retro computing is the idea that you’ll save some poor system from being scrapped and revive it to a working state, at which point you can …read more
- We’re used to electronic parts of the same type staying predictably the same, sometimes over many years. An early Z80 from the mid 1970s can be exchanged with one from …read more
- For better or worse, there are a few instruments that have been pigeonholed into specific genres of popular music. For example, banjos are often heard in bluegrass or folk, harmonicas …read more
- We’re all used to it by now, but I’d just like to reflect on how insanely power-packed lithium ion batteries are, and everything that’s afforded us. I’m trying to think …read more
- Nothing lasts forever, but you’d think the leaded-glass face of a CRT would not be a place you’re likely to see Father Time causing failures. Alas, the particle accelerators we …read more
- Signal generators are useful for testing and evaluating electronic components and devices. If you do a lot of that kind of work, you’ll probably want to go buy a decent signal generator. But you can easily spend hundreds or even thousands of dollars on one. If, however, you’re on a budget or need to generate […]
- On February 18th, Arduino joined the India AI Impact Summit 2026 at Sushma Swaraj Bhawan with a clear message: artificial intelligence isn’t just for well-funded research labs and big tech companies. When you put powerful, accessible tools in the hands of students and educators, remarkable things happen! To prove it, Arduino and Qualcomm launched an […]
- Ah, science fiction. Of all the genres, this one has a special ability to capture the imagination and inspire entire subcultures of devoted fans. And what better way to celebrate your favorite sci-fi franchise than to bring it to life through a costume or interactive project? For Arduino makers, this can be a great opportunity […]
- Learning to play the piano is hard. Your fingers need to find the right keys, apply the right pressure, and move in precise sequences – all while your brain tries to translate sheet music into muscle memory. What if your hands could learn faster with a teacher that literally guides them through each movement? That’s […]
- Electric model trains are brilliant in their simplicity. The locomotives have little electric motors and the rails on the tracks act as wires to get power to those motors. But as is always the case with electric motors, there are varying levels of sophistication when it comes to speed control. To upgrade his ancient Z […]
- If your TV speakers don't automatically turn off when using surround sound, you'll get echoes, interference, and headaches.
- The magic is the OS
- This is a Pixel 9.5a, not a 10a.
- Open-source is nice, but that’s not the interesting part here.
- When it comes to VRR, you normally no longer have to choose between FreeSync and G-Sync.
- The PixCut S1 sticker printer is a portable printer for customizing your things on the go. The post Review: Liene PixCut S1 Sticker Printer appeared first on Make: DIY Projects and Ideas for Makers.
- xTool's F2 Ultra packs a 40W diode and a 60W MOPA-powered fiber laser, letting you etch color portraits in steel! The post Review: xTool F2 Ultra Laser Engraver appeared first on Make: DIY Projects and Ideas for Makers.
- p3a is a Wi-Fi pixel art player built on the ESP32-P4. It is a 4-inch smart art frame that plays animated artworks ("gifs") directly from the internet or from local SD card. It is a playful decorative item and a fun desktop companion. The post Desktop Pixel Art Player p3a appeared first on Make: DIY […]
- Finally you can DIY the holy grail of high-energy plasma toys — a toroid generator. The post Plasma Toroid Generator appeared first on Make: DIY Projects and Ideas for Makers.
- Our hands-on review of the Matter and Form Three 3D scanner felt like playing with a gift from the future. The post Hands-On with the Matter and Form Three 3D Scanner appeared first on Make: DIY Projects and Ideas for Makers.