Measurement of Acoustical Quantities

The course is a substitute for:

Measurement of Acoustical Quantities (X37MAV)

Lecturer:

Tutor:

Supervisor:

Department of Radioelectronics

Synopsis:

The course describes the fundamental acoustic quantities and their electroacoustical measurement. The course deals with microphone calibration, sound intensity measurement, measurements of acoustic transmitters and basic measurements in technical audiology and in engineering acoustics.

Requirements:

Syllabus of lectures:

1. Survey and definition of basic acoustic quantities

2. Acoustic pressure and its measurement

3. Measurement of acoustic impedances. Interferometer

4. Reciprocity method for microphone calibration

5. Mesuring rooms for electroacoustic and acoustic measurements

6. Microphone calibration in free and diffuse field

7. Acoustic intensity measurement. Intensity sensor and its calibration

8. Measurements of acoustic transmitters. Measurement of acoustic power

9. Artif. ear and mouth. Calibration of headsets. Basic meas. in technical audiology

10. Hydrophon and its calibration

11. Meas. of acceleration, velocity, displacement and mech. imped. Accelerometers

12. Calibration of accelerometers. Impedance head

13. Measurement and analysis of noise and vibrations

14. Fundamental measurements in room acoustics

Syllabus of tutorials:

1. Introduction

2. Systems with lumped parameters

3. Systems with distributed parameters

4. Calibration of microphones by pistonphon and electrostatic method

5. Calibration by reciprocity principle

6. Intensity measurement, intensity probe

7. Measurement of basic parameters of condenser microphone in vacuum

8. Measurement of loudpeakers with harmonic signal, pulse and MLSSA

9. Accelerometers calibration

10. Professional visit to licensed laboratory

11. Professional visit to licensed laboratory

12. Professional visit - noise measurements

13. Professional visit - noise measurements

14. Credits

Study Objective:

Study materials:

[1] Rossi, M. Acoustics and Electroacoustics. Norwood: Artech House, Inc.

1988

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• Měření a přístrojová technika-inženýrský blok (compulsory elective course)
• Měření a přístrojová technika-inženýrský blok (compulsory elective course)