Zebra 4C Ink Refill Cartridge ("D1")
Posted in Articles & Reviews General Hardware Non-Tech Technology

Pen Ink Refill Cartridges for Livescribe Symphony, Aegir, and Livescribe 3

When My Livescribe Symphony Ran Out Of Ink! So if you search for “Livescribe ink cartridge” or…

Livescribe/Anoto Dot Positioning System Closeup (color) (featured crop)
Posted in Articles & Reviews Hardware Non-Tech Technology Projects & Designs

Smart Pens & Smart Paper

Livescribe Symphony Smartpen Why Pen and Paper? I love to write, jot down notes, and scribble. I…

Covid-19 Corona Virus
Posted in General News & Updates

Problems With International Supply Due To Covid-19

Wow. Been a while since I’ve worked on and ordered a project. The supply chain of parts…

Posted in CH340G Circuit Boards Development Boards General GPIO Expanders Integrated Circuits Interface Boards Packages Projects & Designs SMD/SMT STM32 MCU STM32F302C8T6 TCA6424 TQFN TQFP

CH340G + STM32 Dev Board Revisited…. V2

Overview In a previous post, I had shared some pics of the dev board I had been…

Posted in Circuit Boards Interface Boards Packages PCB to PCB

PCB Interface Board for Vive VR TRacker

General Goal So I was playing with the room-scale VR tracking trackers and wanted to break out…