ground-surface voltage (to ground)

См. также в других словарях:

• Ground — may refer to: * The surface of the Earth * Soil, a mixture of sand and organic material present on the surface of the Earth * Ground (electricity), in electrical engineering, something that is connected to the Earth or at the voltage defined as… …   Wikipedia

• Ground Control — Éditeur Sierra On Line Développeur Massive Entertainment Date de sortie 1 juin 2000 (États Unis) juin 2000 (France) Licence ? Version 1 …   Wikipédia en Français

• Ground (electricity) — In electrical engineering, ground or earth may be the reference point in an electrical circuit from which other voltages are measured, or a common return path for electric current, or a direct physical connection to the Earth. A typical earthing… …   Wikipedia

• Voltage clamp — The voltage clamp is used by electrophysiologists to measure the ion currents across a neuronal membrane while holding the membrane voltage at a set level. Neuronal membranes contain many different kinds of ion channels, some of which are voltage …   Wikipedia

• Ground loop (electricity) — In an electrical system, a ground loop usually refers to a current, generally unwanted, in a conductor connecting two points that are supposed to be at the same potential, often ground, but are actually at different potentials. Ground loops… …   Wikipedia

• Ground plane — In electrical engineering, a ground plane is an electrically conductive surface. Radio antenna theory In telecommunication, a ground plane structure or relationship exists between the antenna and another object, where the only structure of the… …   Wikipedia

• Virtual ground — In the theory of electrical networks, a virtual ground ( or virtual earth) is a node of the circuit that is maintained at a steady reference potential, without being connected directly to the reference potential. In some cases the reference… …   Wikipedia

• Sky voltage — refers to an electrostatic voltage gradient that is present in the free air of the atmosphere, and which can have a different voltage potential relative to the surface of the planet.Tall insulated metallic objects can absorb these voltage… …   Wikipedia

• un´der|ground´er — un|der|ground «adverb. UHN duhr GROWND; adjective, noun, verb. UHN duhr GROWND», adverb, adjective, noun, verb. –adv. 1. beneath the surface of the ground: »The mole burrowed underground. Miners work underground. 2. Figurative. a) in secrecy or… …   Useful english dictionary

• un|der|ground — «adverb. UHN duhr GROWND; adjective, noun, verb. UHN duhr GROWND», adverb, adjective, noun, verb. –adv. 1. beneath the surface of the ground: »The mole burrowed underground. Miners work underground. 2. Figurative. a) in secrecy or concealment;… …   Useful english dictionary

• Counterpoise (ground system) — A counterpoise is a type of electrical ground that is not connected to earth. It is used in radio antenna systems when a normal earth ground cannot be used because of high soil resistance[1] It consists of a network of wires or cables (or a metal …   Wikipedia