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Zdražení Raspberry Pi 5 s 16GB RAM
2025-12-15

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…

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2025-12-12

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…

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TermDriver 2
2025-12-12

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…

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2025-11-04

I tried the FNIRSI FNAC-28 USB tester. It’s a cheap and interesting tester, but it doesn’t support one important fast charging protocol.

The FNIRSI FNAC-28 USB tester is a handy and affordable tool for users interested in monitoring what happens during the charging of their devices. This device can measure not only…

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2025-10-30

Dashboard on the status of Alfa Romeo Giulia and Stelvio with ESP32.

I don’t have an Alfa, but I came across the GiuliaAndStelvioDPFMonitor project, designed for owners of diesel Alfa Romeo Giulia and Stelvio 2.2. It’s a dashboard project that reads various…

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2025-10-16

The new adjustable power supply RIDEN is coming, along with a new feature that everyone will appreciate. Absolutely everyone.

RIDEN’s adjustable power supplies are among the best that hobbyists can buy in this price range for home and semi-professional use. They offer great performance, compact size, updated and alternative…

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Tooltrace
2025-10-13

A neatly organized workshop? With Tooltrace and 3D printing, it’s a breeze.

Tooltrace is a new project that takes workshop organization to a whole new level through smart use of 3D printing. Not sure how to neatly store screwdrivers, drills, or other…

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2025-10-13

Banana Pi is still going strong. They introduced the powerful R4 Pro – a router board with Wi-Fi 7, PCIe, USB 3.2, and gigabit Ethernet. However, it’s not available for purchase yet.

I haven’t posted any updates from the single-board computer manufacturer Banana Pi in a while. They’ve now introduced the Router board R4 Pro. This board, which can be used as…

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2025-10-08

Qualcomm enters the maker world: acquires Arduino and introduces UNO Q.

In today’s tech world, there’s a WOW moment thanks to Qualcomm. They announced the acquisition of Arduino, the legendary platform for DIY enthusiasts and developers.

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Fnirsy DPS-150 - displej, ovládání a podsvícené svorky
2025-09-30

Pocket USB-C adjustable power supply DPS-150 with a power output of up to 150W. It fits on any desk, but the controls are a pain.

I got my hands on an interesting pocket-sized USB-C powered adjustable power supply, the DPS-150 from Fnirsi. I conducted some basic measurements, and the power supply pleasantly surprised me. However,…

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