3EC4- ELECTRONIC MEASUREMENTS & INSTRUMENTATION

UNIT 1 : THEORY OF ERRORS:

Accuracy & precision, Repeatability, Limits of errors, Systematic &

random errors Modeling of errors, Probable error & standard deviation, Gaussian error analysis,

Combination of errors.

UNIT 2 : ELECTRONIC INSTRUMENTS FOR MEASURING BASIC PARAMETERS :

Electronic

Voltmeter, Electronic Multimeters, Digital Voltmeter, Component Measuring Instruments, Q meter,

Vector Impedance meter, RF Power & Voltage Measurements. Measurement of frequency.

Introduction to shielding & grounding.

UNIT 3 : OSCILLOSCOPES :

CRT Construction, Basic CRO circuits, CRO Probes, Oscilloscope

Techniques of  Measurement of frequency, Phase Angle and Time Delay, Multibeam, multi trace,

storage &  sampling Oscilloscopes. Curve tracers.

UNIT 4 : SIGNAL GENERATION:

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Sine wave generators, Frequency synthesized signal generators,

Sweep frequency generators.

Signal Analysis

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Measurement Technique, Wave Analyzers,  Frequency - selective wave analyser,

Heterodyne wave analyser, Harmonic distortion analyser, Spectrum analyser.

UNIT 5 : TRANSDUCERS

-  Classification, Selection Criteria, Characteristics, Construction, Working

Principles, Application of following Transducers- RTD, Thermocouples, Thermistors, LVDT, RVDT,

Strain Gauges, Bourdon Tubes, Bellows. Diaphragms, Seismic Accelerometers, Tachogenerators,

Load Cell, Piezoelectric Transducers, Ultrasonic Flow Meters.