electrical instrument

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• Instrument control — consists of connecting a desktop instrument to a computer and taking measurements.HistoryIn the late 1960s the first bus used for communication was developed by Hewlett Packard and was called HP IB (Hewlett Packard Interface Bus). Since HP IB was …   Wikipedia

• Electrical resistance — is a ratio of the degree to which an object opposes an electric current through it, measured in Ohms. Its reciprocal quantity is electrical conductance measured in Siemens. Assuming a uniform current density, an object s electrical resistance is… …   Wikipedia

• Electrical conductivity meter — An electrical conductivity meter. An electrical conductivity meter (EC meter) measures the electrical conductivity in a solution. Commonly used in hydroponics, aquaculture and freshwater systems to monitor the amount of nutrients, salts or… …   Wikipedia

• Electrical telegraph — A printing electrical telegraph receiver, and a transmitter key at bottom right An electrical telegraph is a telegraph that uses electrical signals, usually conveyed via telecommunication lines or radio. The electromagnetic telegraph is a device… …   Wikipedia

• instrument — A product traded at CME, i.e., the CME S&P 500 Index futures contract. Chicago Mercantile Exchange Glossary * * * instrument in‧stru‧ment [ˈɪnstrmənt] noun [countable] 1. also financial instrument FINANCE an investment such as a bond or share …   Financial and business terms

• electrical measuring instrument — elektrinis matuoklis statusas T sritis fizika atitikmenys: angl. electric instrument; electric measuring instrument; electrical measuring instrument vok. elektrisches Meßgerät, n; Elektromeßgerät, n rus. электрический измеритель, m; электрический …   Fizikos terminų žodynas

• instrument — /ˈɪnstrəmənt / (say instruhmuhnt) noun 1. a mechanical device or contrivance; a tool; an implement: a surgeon s instruments. 2. a contrivance for producing musical sounds: a stringed instrument. 3. a thing with or by which something is effected;… …  

• electrical measuring instrument — elektrinis matuoklis statusas T sritis Standartizacija ir metrologija apibrėžtis Matuoklis elektriniam ar neelektriniam dydžiui elektriniais ar elektroniniais būdais išmatuoti. atitikmenys: angl. electric measuring instrument; electrical… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• electrical measuring instrument — elektrinis matuoklis statusas T sritis Standartizacija ir metrologija apibrėžtis Matuoklis, kurio veikimas pagrįstas tam tikru elektriniu reiškiniu arba efektu. atitikmenys: angl. electric measuring instrument; electrical measuring instrument vok …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• instrument panel — noun electrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devices (Freq. 1) he checked the instrument panel suddenly the board lit up like a Christmas tree • Syn:… …   Useful english dictionary

• electrical device — noun a device that produces or is powered by electricity • Hypernyms: ↑device • Hyponyms: ↑antenna, ↑aerial, ↑transmitting aerial, ↑attenuator, ↑ballast, ↑light ballast, ↑ …   Useful english dictionary