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 ...

Around 1990, Chattanoogan Sam Hall and his wife bought a mechanical white-noise generator to help them sleep after a neighbor's dog began yapping incessantly at night. Mark Kennedy is a veteran ...

Residential standby generators are indispensable and potentially life saving, especially in storm-prone regions of Texas and Florida. But they are ridiculously loud. Under full load, whole-house ...

Portable generators can keep critical devices and appliances powered during an outage. Our top picks include solar, gas, and ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more Portable generators are a great way to turn a primitive campsite into a luxury stay in ...

Portable generators come in many shapes and sizes, but we'll help you pick the best one for your specific power needs. By Nick Hilden Updated Apr 9, 2024 11:07 PM EDT We may earn revenue from the ...

Inverter generators like this model have less distortion in electrical current frequency than standard models, so they’re better for powering sensitive electronics and smart household appliances. Two ...

An adjustable white noise generator is a handy tool that can be used to examine the circuit or a communication line under some random noises to make sure about the stability of the device in real and ...