[RP2350] Blinking an LED in Arduino IDE with the Pico 2-compatible “16MB Ultimate Edition”
While window shopping on AliExpress, a development board with a built-in USB Type-A male connector suddenly caught my ...
Surface Pro 5 (Model 1796) Battery Replacement Part 2: Disassembly Success with a Different T5 Driver and Massive Sluggishness Resolved!
In our previous article, we shared how we encountered what felt like a “special screw between T6 and T5?” ...
Surface Pro 5 (Model 1796) is Painfully Slow! Could the Cause Be Clock Throttling Due to a Failing Battery?
My usually smooth-running Surface Pro 5 (model 1796) suddenly became “painfully slow” overnight. App laun ...
[Earphone Repair] I tried replacing the battery in a rare cuff-style earphone myself [LiPo 400909]
Today, I’d like to share the story of repairing a rather uniquely shaped cuff-style earphone. Since most commer ...
DIY Smoke Extractor for Efficiently Removing Soldering Fumes
This time, I built a DIY smoke extractor to efficiently suck away the smoke generated during soldering. By combining ...
[Resolved Case] Detecting a Defective st7789 Display Purchased on AliExpress! Verification Report on Defective vs. Working Units
This time, I purchased two types of displays for just under 500 yen each on AliExpress.
One has no CS pin and a ...
Budget CNC Modification Diary
This time, I’m sharing the modification log for my favorite budget CNC. While this CNC is surprisingly usable d ...
iPhone SE2 (2020) Repair Revenge! Nando Kobo’s Struggle Chronicle
Last time, I attempted to replace the battery of an iPhone SE2 (2020), but made a critical mistake during the repair ...