How to Use a Speed Square for DIY Projects
A speed square is handy for marking cuts, finding angles, and more. See why no toolbox should be without one, and how to use ...
Hackaday5 年
What’s The Deal With Square Traces On PCBs
One that I hear a lot is that you must never put a 90-degree angle on a trace ... when you find a board with 90-degree traces. Do square traces actually matter? The short answer is no, but ...