FR1008036A - Voltmètre - Google Patents

Voltmètre

Info

Publication number
FR1008036A
FR1008036A FR1008036DA FR1008036A FR 1008036 A FR1008036 A FR 1008036A FR 1008036D A FR1008036D A FR 1008036DA FR 1008036 A FR1008036 A FR 1008036A
Authority
FR
France
Prior art keywords
voltmeter
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
Other languages
English (en)
Inventor
Jean-Pierre Oehmichen
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 filed Critical
Application granted granted Critical
Publication of FR1008036A publication Critical patent/FR1008036A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0023—Measuring currents or voltages from sources with high internal resistance by means of measuring circuits with high input impedance, e.g. OP-amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1008036D 1950-01-06 1950-01-06 Voltmètre Expired FR1008036A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1008036T 1950-01-06

Publications (1)

Publication Number Publication Date
FR1008036A true FR1008036A (fr) 1952-05-13

Family

ID=9567078

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1008036D Expired FR1008036A (fr) 1950-01-06 1950-01-06 Voltmètre

Country Status (1)

Country Link
FR (1) FR1008036A (fr)

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