- characteristic impedance of vacuum
- Макаров: характеристический импеданс вакуума
Универсальный англо-русский словарь. Академик.ру. 2011.
characteristic impedance of vacuum
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Impedance caracteristique du vide — Impédance caractéristique du vide L impédance caractéristique du vide est une constante physique. Elle est notée par . Sommaire 1 Définition 2 Interprétation physique 3 Voir aussi … Wikipédia en Français
Impédance Caractéristique Du Vide — L impédance caractéristique du vide est une constante physique. Elle est notée par . Sommaire 1 Définition 2 Interprétation physique 3 Voir aussi … Wikipédia en Français
Impedance of free space — The impedance of free space, Z0, is a physical constant relating the magnitudes of the electric and magnetic fields of electromagnetic radiation travelling through free space. That is, Z0 = |E|/|H|, where |E| is the electric field strength and… … Wikipedia
Vacuum permeability — This article is about the magnetic constant. For the analogous electric constant, see vacuum permittivity. Vacuum permeability, permeability of free space, or magnetic constant is an ideal, (baseline) physical constant, which is the value of… … Wikipedia
Impédance caractéristique du vide — L impédance caractéristique du vide est une constante physique. Elle est notée par . Sommaire 1 Définition 2 Interprétation physique 3 Voir aussi … Wikipédia en Français
Impedance — is a concept associated with the transmission of waves and electrical signals. There are many kinds of waves, and impedance is different in each of them, hence this disambiguation page. However, impedance is also a unifying concept. It is related … Wikipedia
Impedance matching — In electronics, impedance matching is the practice of designing the input impedance of an electrical load (or the output impedance of its corresponding signal source) to maximize the power transfer and/or minimize reflections from the load.… … Wikipedia
Vacuum — This article is about empty physical space or the absence of matter. For other uses, see Vacuum (disambiguation). Free space redirects here. For other uses, see Free space (disambiguation). Pump to demonstrate vacuum In everyday usage, vacuum is… … Wikipedia
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
Nominal impedance — in electrical engineering and audio engineering refers to the approximate designed impedance of an electrical circuit or device. The term is applied in a number of different fields, most often being encountered in respect of: The nominal value of … Wikipedia
Free space — In classical physics, free space is a concept of electromagnetic theory, corresponding to a theoretically perfect vacuum, and sometimes referred to as the vacuum of free space. The definitions of the ampere and meter SI units are based upon… … Wikipedia
