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FR2531227B1 - PRECISION AMPLIFIER FOR ELECTRICAL MEASUREMENTS AND THE LIKE - Google Patents

PRECISION AMPLIFIER FOR ELECTRICAL MEASUREMENTS AND THE LIKE

Info

Publication number
FR2531227B1
FR2531227B1 FR8213659A FR8213659A FR2531227B1 FR 2531227 B1 FR2531227 B1 FR 2531227B1 FR 8213659 A FR8213659 A FR 8213659A FR 8213659 A FR8213659 A FR 8213659A FR 2531227 B1 FR2531227 B1 FR 2531227B1
Authority
FR
France
Prior art keywords
electrical measurements
precision amplifier
amplifier
precision
measurements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8213659A
Other languages
French (fr)
Other versions
FR2531227A1 (en
Inventor
Jean-Claude Prigent
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Trayvou SA
Original Assignee
Trayvou SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Trayvou SA filed Critical Trayvou SA
Priority to FR8213659A priority Critical patent/FR2531227B1/en
Publication of FR2531227A1 publication Critical patent/FR2531227A1/en
Application granted granted Critical
Publication of FR2531227B1 publication Critical patent/FR2531227B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR8213659A 1982-08-02 1982-08-02 PRECISION AMPLIFIER FOR ELECTRICAL MEASUREMENTS AND THE LIKE Expired FR2531227B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8213659A FR2531227B1 (en) 1982-08-02 1982-08-02 PRECISION AMPLIFIER FOR ELECTRICAL MEASUREMENTS AND THE LIKE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8213659A FR2531227B1 (en) 1982-08-02 1982-08-02 PRECISION AMPLIFIER FOR ELECTRICAL MEASUREMENTS AND THE LIKE

Publications (2)

Publication Number Publication Date
FR2531227A1 FR2531227A1 (en) 1984-02-03
FR2531227B1 true FR2531227B1 (en) 1986-10-03

Family

ID=9276649

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8213659A Expired FR2531227B1 (en) 1982-08-02 1982-08-02 PRECISION AMPLIFIER FOR ELECTRICAL MEASUREMENTS AND THE LIKE

Country Status (1)

Country Link
FR (1) FR2531227B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT401826B (en) * 1995-06-01 1996-12-27 Peter Ing Klementschitz MEASURING PROCEDURE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2722311C3 (en) * 1977-05-17 1979-10-31 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for generating, amplifying and transmitting signals for adjustable measuring bridges, in particular axle load measuring bridge signals in railway systems
FR2473810A1 (en) * 1980-01-09 1981-07-17 Ibm France METHOD FOR COMPENSATING THE SHIFT VOLTAGE OF A DIFFERENTIAL AND MACRO-FUNCTIONAL AMPLIFIER BY RESULTING

Also Published As

Publication number Publication date
FR2531227A1 (en) 1984-02-03

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Legal Events

Date Code Title Description
ST Notification of lapse