Smith charts are really versatile. You can use them for all sorts of RF circuit design tasks, as a complex number calculator, and perhaps more importantly a way

Smith charts are really versatile. You can use them for all sorts of RF circuit design tasks, as a complex number calculator, and perhaps more importantly a way to visualize impedance. It is almost how people think in their native language, you can visualize how impedances will interact using the smith chart in your head.