Taste The Code

Using OpenPLC to Run Industrial Control Logic on an Arduino Uno

Turning an Arduino Uno into a real industrial PLC using the free OpenPLC editor and ladder logic programming.

May 22, 2026 — 5 mins read

How I Built a DIY Bench Power Supply Enclosure with the Longer B1 Laser

Building a laser-cut wooden bench power supply enclosure with the Longer B1 40W, including a surprising direct copper etching test.

May 15, 2026 — 8 mins read

Disposable Vape Teardown: Free 850mAh Battery, USB-C Charger and a Tiny Display

Salvaging an 850mAh lithium cell and a working USB-C charging circuit from a disposable vape and examining what is on its PCB.

Apr 25, 2026 — 5 mins read

DM9 Digital Microscope Unboxing, Setup, and First PCB Tests

Testing a 7-inch digital microscope for PCB inspection, solder joint analysis, and SMD work to see how much detail it can really reveal.

Apr 22, 2026 — 6 mins read

18650 Battery Tester Review: Measuring Capacity and Internal Resistance

Testing salvaged 18650 cells from old laptop batteries using a 4-channel tester to measure capacity and internal resistance on each cell independently.

Mar 28, 2026 — 5 mins read