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ELECTRONIC INSTRUMENTS Ltd
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ELECTRONIC INSTRUMENTS Ltd
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Publication date
Application filed by ELECTRONIC INSTRUMENTS LtdfiledCriticalELECTRONIC INSTRUMENTS Ltd
Application grantedgrantedCritical
Publication of FR1238695ApublicationCriticalpatent/FR1238695A/fr
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
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR808215A1958-10-241959-10-22Perfectionnements aux appareils indicateurs ou de mesure électriques
ExpiredFR1238695A
(fr)