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Copper shorts can be identified with testing. Make sure you define test requirements in your PCB design software.
FR4 is by far the most popular set of PCB substrate materials. Here is how FR4 dielectric constant and your material properties will affect your next PCB.
Using Altium Designer’s excellent PCB viewer will propel your designs forward. No free PCB viewer can contend with the software that allows schematic, layout, fabrication and assembly, and access to live supplier databases all within the same software.
Creating component data with IC pin numbers in schematic symbols and PCB footprints is easy with the component management tools in Altium Designer.
Lead-Free RoHS compliance in your circuit boards is a necessary factor to consider and PCB design software should be aware.