There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...

New ways to increase production, reduce labor costs, and maximize floor space may be found by revisiting a 50-year-old technology—rotary punching. Many part features and patterns can be punched and ...

In roll forming, nonstop punching and shear systems typically deliver the highest output. Although these systems traditionally have employed open-loop control methods, closed-loop (also called ...