The brightest filament on the market? I checked it. It shines for 12 hours.
Prusa3D has released a new filament, and it’s not just any filament. It’s said to be the brightest on the market. I bought a sample and tried it out. You need to prepare the printer – a textured or satin bed and a hardened nozzle, but the result is fantastic. It glows for hours after being charged.
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I tried the FNIRSI DMC-100 clamp multimeter.
I got my hands on a clamp multimeter – it measures AC/DC current using a sensor in the clamps, and through the terminals, it measures voltage, resistance, diodes, and more.…
We are learning to use automated image detection with AI. Real application on OnlyBirds.cz.
Object, animal, or person detection can be easily accomplished today thanks to AI. Michal Ševčík wrote this article for his project OnlyBirds – bird detection. The same knowledge can be…
Adjustable power source for travel? Powered by USB-C with a power output of several dozen watts.
A portable adjustable power source powered by USB-C caught my attention from the PocketPD crowdfunding campaign, and while searching for competitors, I came across several others.
Pocket Oscilloscope. Web Oscilloscope with ESP32-C6.
What can we create with the powerful ESP32-C6? Blink an LED? Measure temperature? How about a pocket-sized oscilloscope? That’s the ESP-Scope project by Matt, and the entire project is freely…
Raspberry Pi prices are increasing by up to 20% due to the cost of RAM. Other prices will also rise.
One crisis after another: a shortage of capacitors, components, rising raw material prices, and logistical issues, and now we have a new crisis stemming from a lack of RAM. The…
USB-C, myths and nonsense.
An article about USB-C was published on HN, and I simply have to respond. Besides a few inaccuracies, there has also been a wave of nonsense and myths on social…
Soldering pen Sequre S99 – what is it like? Opinion from a hobbyist’s perspective.
The Sequre S99 is an interesting soldering iron. It combines high performance with very high-quality JBC tips, and the price of the soldering iron is well below 1000 CZK. What…
TermDriver 2 from Lab401 – a small but powerful USB-UART/Serial sniffer with the option to expand to I2C and SPI.
Lab401 introduces its TermDriver 2, a device that simplifies debugging and communication between devices without the need for a connected computer. The built-in LCD display allows you to see real-time…
New hobby? Let’s measure the radioactivity of objects and natural materials. Why, how, and with what?
Measuring ionizing radiation (generally radiation) is relevant today not only for experts but also for enthusiasts or collectors of minerals and antiques. Ionizing radiation is invisible, imperceptible, and that makes…
How I revived a dead adjustable power supply RIDEN RD6006 and uploaded the latest alternative firmware. It also works on models RD6006P, RD6012, and RD6018.
I got my hands on a “dead” adjustable power supply, the RIDEN RD6006. Upon powering it on, it showed no signs of life. So, I set out to revive it,…