The brightest filament on the market? I checked it. It shines for 12 hours.
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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 FNAC-28 USB tester. It’s a cheap and interesting tester, but it doesn’t support one important fast charging protocol.
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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New Prusa CORE One L printer – larger print area, nearly the same size. And another new feature as well.
2025-10-31

New Prusa CORE One L printer – larger print area, nearly the same size. And another new feature as well.

New printer from Prusa Research: Core One L – double printing volume, more uniform bed heating, support for OpenPrintTag, and other great features.

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Dashboard on the status of Alfa Romeo Giulia and Stelvio with ESP32.
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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The new adjustable power supply RIDEN is coming, along with a new feature that everyone will appreciate. Absolutely everyone.
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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A neatly organized workshop? With Tooltrace and 3D printing, it’s a breeze.
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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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.
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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Qualcomm enters the maker world: acquires Arduino and introduces UNO Q.
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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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.
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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The popular Heltec LoRa 32 is now available in version 4, featuring ESP32S3, LoRa SX1262, and support for Meshtastic.
2025-09-25

The popular Heltec LoRa 32 is now available in version 4, featuring ESP32S3, LoRa SX1262, and support for Meshtastic.

A fresh update from Heltec – the IoT device manufacturer – has improved the popular Heltec LoRa 32 from version 3.1 to v4. The chip is based on the ESP32-S3…

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Raspberry Pi CM0: new module with RP3A0 system in packaging
2025-09-24

Raspberry Pi CM0: new module with RP3A0 system in packaging

The CNX Software portal highlighted the yet-to-be-officially-released Raspberry Pi Compute Module 0 (CM0). This is a compact development module in a “castellated” design, based on the SiP (System-in-Package) RP3A0, which…

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