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- Potentiometer_(measuring_instrument) abstract "A potentiometer is an instrument for measuring the potential (voltage) in a circuit. Before the introduction of the moving coil and digital volt meters, potentiometers were used in measuring voltage, hence the '-meter' part of their name. The method was described by Johann Christian Poggendorff around 1841 and became a standard laboratory measuring technique.In this arrangement, a fraction of a known voltage from a resistive slide wire is compared with an unknown voltage by means of a galvanometer. The sliding contact or wiper of the potentiometer is adjusted and the galvanometer briefly connected between the sliding contact and the unknown voltage. The deflection of the galvanometer is observed and the sliding tap adjusted until the galvanometer no longer deflects from zero. At that point the galvanometer draws no current from the unknown source, and the magnitude of voltage can be calculated from the position of the sliding contact. This null balance measuring method is still important in electrical metrology and standards work and is also used in other areas of electronics. Measurement potentiometers are divided into four main classes listed below.".
- Potentiometer_(measuring_instrument) thumbnail PotenCalibrate2.jpg?width=300.
- Potentiometer_(measuring_instrument) wikiPageExternalLink resistances.htm.
- Potentiometer_(measuring_instrument) wikiPageExternalLink Potentiometer.html.
- Potentiometer_(measuring_instrument) wikiPageID "18140032".
- Potentiometer_(measuring_instrument) wikiPageLength "8771".
- Potentiometer_(measuring_instrument) wikiPageOutDegree "26".
- Potentiometer_(measuring_instrument) wikiPageRevisionID "682688484".
- Potentiometer_(measuring_instrument) wikiPageWikiLink Calibration.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Category:Electrical_meters.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Category:Measuring_instruments.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Category:Voltmeters.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Direct_current.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Electric_current.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Electric_potential.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Electrical_resistance.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Electrical_resistance_and_conductance.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Electrochemical_cell.
- Potentiometer_(measuring_instrument) wikiPageWikiLink File:PotenCalibrate2.jpg.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Galvanometer.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Infinity.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Johann_Christian_Poggendorff.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Lead–acid_battery.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Metre_rule.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Metrology.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Nernst_Equation.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Nernst_equation.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Potentiometer.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Thermocouple.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Voltage.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Voltmeter.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Weston_cell.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Weston_standard_cell.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Wheatstone_bridge.
- Potentiometer_(measuring_instrument) wikiPageWikiLink Yardstick.
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "Potentiometer (measuring instrument)".
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "Potentiometer".
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "Potentiometer_(measuring_instrument)#Metre_bridge".
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "potentiometer".
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "potentiometric null-balance meter".
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "potentiometric null-balance meters".
- Potentiometer_(measuring_instrument) wikiPageWikiLinkText "potentiometrically".
- Potentiometer_(measuring_instrument) hasPhotoCollection Potentiometer_(measuring_instrument).
- Potentiometer_(measuring_instrument) wikiPageUsesTemplate Template:Electroanalytical.
- Potentiometer_(measuring_instrument) wikiPageUsesTemplate Template:Ref_improve.
- Potentiometer_(measuring_instrument) subject Category:Electrical_meters.
- Potentiometer_(measuring_instrument) subject Category:Measuring_instruments.
- Potentiometer_(measuring_instrument) subject Category:Voltmeters.
- Potentiometer_(measuring_instrument) hypernym Instrument.
- Potentiometer_(measuring_instrument) type Agent.
- Potentiometer_(measuring_instrument) comment "A potentiometer is an instrument for measuring the potential (voltage) in a circuit. Before the introduction of the moving coil and digital volt meters, potentiometers were used in measuring voltage, hence the '-meter' part of their name.".
- Potentiometer_(measuring_instrument) label "Potentiometer (measuring instrument)".
- Potentiometer_(measuring_instrument) sameAs Potenciometrie.
- Potentiometer_(measuring_instrument) sameAs Spannungs-Kompensation.
- Potentiometer_(measuring_instrument) sameAs Método_de_oposición_de_Poggendorff.
- Potentiometer_(measuring_instrument) sameAs Poitéinsiméadar.
- Potentiometer_(measuring_instrument) sameAs विभवमापी_(मापक_उपकरण).
- Potentiometer_(measuring_instrument) sameAs Потенциометр.
- Potentiometer_(measuring_instrument) sameAs m.04cykm_.
- Potentiometer_(measuring_instrument) sameAs Потенциометр.
- Potentiometer_(measuring_instrument) sameAs Potenciometar_(merni_instrument).
- Potentiometer_(measuring_instrument) sameAs Potenciometar_(merni_instrument).
- Potentiometer_(measuring_instrument) sameAs Q1716482.
- Potentiometer_(measuring_instrument) sameAs Q1716482.
- Potentiometer_(measuring_instrument) sameAs 电位差计.
- Potentiometer_(measuring_instrument) wasDerivedFrom Potentiometer_(measuring_instrument)?oldid=682688484.
- Potentiometer_(measuring_instrument) depiction PotenCalibrate2.jpg.
- Potentiometer_(measuring_instrument) isPrimaryTopicOf Potentiometer_(measuring_instrument).