plural of Nyquist

A surname from Swedish.

(mathematics, engineering) The Nyquist frequency of a system.

(signal processing) Twice the bandwidth of a bandlimited function or a bandlimited channel.

plural of Nyquist rate

Synonym of Johnson-Nyquist noise

The electronic noise generated by the thermal agitation of the charge carriers (usually the electrons) inside an electrical conductor at equilibrium, which happens regardless of any applied voltage.