If you’ve lived near an apartment building during a power outage, you know the sound of a generator. Low, steady, industrial. Sometimes it fades into the background. Sometimes it takes over your ...

Generator noise is a problem. While portable generators are great for providing emergency power, they can be loud and disruptive to those around you. In some instances, they might even be unusable if ...

A design idea for a white-noise generator is realized and revised. Two low-noise amplifiers (LNAs) in cascade amplify the noise produced by a reverse-biased Zener diode operating in junction-breakdown ...