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 ... but in some special cases you’ll need double sided. Try to find the double sided ...

We have also begun experimenting with using Rogers (RO4350B) material in some of our test jigs as we need a better PCB material than FR4 to accommodate testing new high speed technologies. Rogers ...