Audio and video glossary. 2014.
High impedance — In electronics, high impedance(also known as hi Z, tri stated, or floating) is the state of an output terminal which is not currently driven by the circuit. In digital circuits, it means that the signal is neither driven to a logical high nor low … Wikipedia
high-impedance voltmeter — didžiavaržis voltmetras statusas T sritis fizika atitikmenys: angl. high impedance voltmeter vok. Hochohmvoltmeter, n rus. высокоомный вольтметр, m pranc. voltmètre à haute résistance, m … Fizikos terminų žodynas
high impedance voltmeter — A voltmeter with high opposition to the flow of electrical current. Good for reading circuits with low current flow, such as found in the CCC system … Dictionary of automotive terms
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
Impedance bridging — In electronics, especially audio and sound recording, a high impedance bridging, voltage bridging, or simply bridging connection is one which maximizes transfer of a voltage signal to the load. The other typical configuration is an impedance… … Wikipedia
High-Z — The term high Z is used to refer to:*Elements with a large number of protons (the Z number) in the nucleus. See heavy metals.*A high impedance electronic signal.*Stars with a high redshift (Z) … Wikipedia
High-Z looping input — A&V A high impedance input circuit which also includes an output to enable routing the signal to another piece of equipment … Audio and video glossary
High-end audio cables — are claimed to improve the sound quality of high fidelity audio systems but whether they actually do is hotly disputed. Since the audio signal passes through cables on its way from the source to the amplifier, or from the amplifier to the… … Wikipedia
Impedance cardiography — (ICG) is a hemorheology technique of using sensors to detect the properties of the blood flow in the Thorax.IntroductionImpedance cardiography (ICG), also referred to as thoracic electrical bioimpedance (TEB) and electrical impedance… … Wikipedia
High-definition multimedia interface — Le High Definition Multimedia Interface (HDMI) (en français : Interface Multimedia Haute Définition) est une norme et interface audio/vidéo entièrement numérique pour transmettre des flux chiffrés non compressés. Le HDMI permet de connecter… … Wikipédia en Français
