If you’ve hung around electronics for any length of time, you’ve surely heard of the decibel (often abbreviated dB). The decibel is a measure of a power ratio. Actually, the real measure is a bel, but ...

Cells live in a world of chaos, constantly buffeted by random molecular jolts that can derail even the most carefully tuned ...

Last month, we introduced the concept of thermal noise and noise figure (NF), and we broke down the acronym AWGN (Additive White Gaussian Noise) into its component parts. Gaussian properties, which ...

Blocking out the world has never required so much quick-computing math and electronic know-how as the latest tech involved in noise-cancelling headphones and earbuds. As we don over-ear headphones or ...

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Brace yourself for the disclaimer: Everything that I set before you should be read with the idea that “this is how I've come to understand it.” If somebody catches something that's flat-out wrong, or ...