Glossary of electrical and electronics engineering: Difference between revisions

Revision as of 17:52, 14 December 2020

Revision as of 17:54, 14 December 2020

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{{term|[[nodal analysis]]}}{{defn|A technique for analysis of currents in an electrical network.}}

{{term|[[node (circuits)|node]]}}{{defn|A defined point in an electrical network, with some potential relative to a reference node and where currents can be summed.}}

{{term|[[noise cancelling]]}}{{defn|A type of microphone that preferentially picks up a near bynearby sound source and rejects ambient noise.}}

{{term|[[noise reduction]]}}{{defn|The techniques used to reduce the perception of noise in a communications path.}}

{{term|[[noisy-channel coding theorem]]}}{{defn|A theorem that establishes the limits of the error-free data transmission in a noisy communication channel}}

{{term|[[nominal impedance]]}}{{defn|The rated impedance of an element of a circuit.}}

{{term|[[nonlinear control]]}}{{defn|The class of control problems relating to the control of systems that are non linearnonlinear.}}

{{term|[[nonode]]}}{{defn|Any electron device (although practically, only vacuum tubes) with nine internal active {{gli|electrode|electrodes}} controlling electron flow.}}

{{term|[[Norton's theorem]]}}{{defn|A theorem which states that any network of {{gli|current}} sources, {{gli|voltage}} sources, and {{gli|resistor|resistors}} can be simplified to an equivalent network with only a current source and shunt [[admittance]]; the dual of {{gli|Thevenin's theorem}}.}}