In the “Say It with Me” series, we’ll take a commonly used ... What’s up with input impedance? You hear people talking about it, but why does it matter? And impedance matching?

Resistance ® close resistance (R)How difficult it is for current to flow. increases when components, for example a lamp, are added to a circuit in series. Potential difference close potential ...

One of the most broadly applicable ideas I’ve ever encountered is the concept of impedance matching. If you’re into radio frequency electronics, you’re probably thinking that I mean getting ...