Elect & Electronic Measurement & Instrument

Elect & Electronic Measurement & Instrument

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8.16, shows the block diagram of a digital multimeter (DMM) : l In the a€œA.C. voltage modea€, the applied input is fed through a calibrated, compensated attenuator, to a precision full-wave rectifier circuit followed by a ripple reduction filter. The resulting D.C. is fed to ADC and the subsequent display system. l For current measurements, the drop across an internal calibrated shunt is measured, directly by theanbsp;...


Title:Elect & Electronic Measurement & Instrument
Author:R. K. Rajput
Publisher: - 2009-01-01
ISBN-13:

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