[Allan Schwartz] decided to document his experience using Fritzing to design, fabricate, and test a custom Arduino shield PCB, and his step-by-step documentation makes the workflow very clear.

Arduino and electronic enthusiasts interested in designing and manufacturing their very first PCB might find a project published by YouTuber Upir for his LED volume control shield PCB interesting ...

Its successor, the DE0 Nano SoC, is a complete redesign ... dual-core Arm Cortex A9 Processor. The PCB layout also brings us 3.3V Arduino shield compatibility via female headers, 1 Gig of ...