They announced their surprising new open source hardware product, a pocket sized 3-axis CNC machine entirely made out of FR4 PCB material, aptly named “FR4 Machine Shield”, at this year’s ...

Another way is to build the enclosure out of FR4, a material which is commonly used in PCB production. Such enclosures are low-cost, with thin walls but yet very strong, nice looking, pleasant to ...

Conventional flexible PCBs, built around plastic polyimide, are also ripe for alternative materials. Polylactic acid, ...

For example, the tolerance in timing skew between parallel signals in a multi-drop environment is approaching the practical limit achievable in low-cost FR4 printed circuit boards. In addition, the ...