FR941293A - Electronic voltmeter - Google Patents

Electronic voltmeter

Info

Publication number
FR941293A
FR941293A FR941293DA FR941293A FR 941293 A FR941293 A FR 941293A FR 941293D A FR941293D A FR 941293DA FR 941293 A FR941293 A FR 941293A
Authority
FR
France
Prior art keywords
electronic voltmeter
voltmeter
electronic
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
French (fr)
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.)
Compagnie des Machines Bull SA
Original Assignee
Compagnie des Machines Bull 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 Compagnie des Machines Bull SA filed Critical Compagnie des Machines Bull SA
Application granted granted Critical
Publication of FR941293A publication Critical patent/FR941293A/en
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)
FR941293D 1947-03-18 1947-03-18 Electronic voltmeter Expired FR941293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR941293T 1947-03-18

Publications (1)

Publication Number Publication Date
FR941293A true FR941293A (en) 1949-01-06

Family

ID=9468319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941293D Expired FR941293A (en) 1947-03-18 1947-03-18 Electronic voltmeter

Country Status (1)

Country Link
FR (1) FR941293A (en)

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