Electronic Measurements & Instrumentation

Electronic Measurements & Instrumentation

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Electronic InstrumentsElectronic voltmeter, VTVM Transistor voltmeter, Electronic multimeter, CRO s study of various stages in brief, Measurement of voltage, Current phase and frequency, Special purpose oscilloscope, Measurement of resistance, Inductance, Capacitance using Kelvin s Maxwell s and Schering bridge. Effective resistance at high frequency, R meter, LCR meter.Instrumentation for Generation and Analysis of Waveforms Signal generators, Function generator, Wave analyzer, Harmonic distortion analyzer, Spectrum analyzer, Spectrum analysis.Instrument TransformerCurrent and potential transformers, Constructional features, Ratio and phase angle error.TransducersPrinciples of operation, Qualitative treatment of strain gauge, LVDT, Thermocouple, Piezo-electric crystal and photoelectric transducers.Data Acquistion SystemNecessity of recorders, Recording requirements, Graphic recorders, Strip chart recorders, Magnetic tape recorders, Digital tape recorders.Display DevicesElectronic indicating instruments, Seven segment display, Fourteen segmental display Nixie tube.Telemetry Method of data transmission, Types of telemetry systems and applications.Draw and explain the block diagram of time base used in normal CRO. 12. Explain the following modes of operation of time base generator i) Free run mode ii) Auto mode iii) Single sweep mode 13. Draw the block diagram of a triggeranbsp;...

Title:Electronic Measurements & Instrumentation
Author:A.V.Bakshi U.A.Bakshi
Publisher:Technical Publications - 2008-01-01


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