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Module I
Sensors with direct frequency input- Sensors with frequency ratio as input- Smart sensors- Digital sensor bus interface system- Components of a digital instrumentation system- Vernier technique for small time interval measurement- resolution of a interval measuring system- Phase measurement- Frequency error analysis (Capacitance & Q measurement)- Frequency measurement power system frequency deviation measurement- peak frequency measurement- product of frequency measurement- decibel meter
Module II
Digitally programmable resistors- design of programmable resistors- programmable potentiometer- Design of minimal digitally programmable amplifiers. Programmable dual polarity amplifiers- application-
samples events theorem- same sampled- magnitude set theorem- mean and run value theorem- power evaluation theorem- minimum samples theorem- power measurement- Energy measurement- digital energy meter.
Module III
General purpose Instrumentation Bus Interface System- GPIB addressing and handshaking- Introduction to IEEE 488 protocol universal and addressed commands- GPIB hardware components- Overview of GPIB programming. Principles of serial communication. RS 232- electrical characteristics- hand shaking- programming the serial device RS 323 Drivers and receivers- Overview of RS 422.
Text Books: -
1. Digital Measurement Techniques. T. S Ralhore, Narora Publ.
2. S. Middelnk, SA Audet Silicon sensors; Acadamic Press.
3. IEEE-488 General Purpose Instrumentation Bus Mannul. Antony I Canish Acadamic
Press.
4. PC Interfacing, Communication & Windows Programming, William Bushanan, Addison Wesley 1999.
Question Paper: -
The Question paper will consist of two parts. Part 1 is to cover entire syllabus, and
carries 40 marks. This will contain 10 compulsory questions of 4 marks each. Part II is
to cover 3 modules, and carries 60 marks. There will be 3 questions from each module (10 marks each) out of which 2 are to be answered. |
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