Audio Technology 2 - AE0M37ZV2

Credits 4
Semesters Winter
Completion Assessment + Examination
Language of teaching English
Extent of teaching 2+2L
Annotation
This course deals with advanced topics related to audio technology in recording studios, namely room acoustics, multichannel signal recording and reproduction, digital audio signal processing, its impact on auditory perception, audio signal optimization from the psychoacoustic point of view. Measuring methods related to these topics are also presented.

Study targets
Students acquire knowledge on fundamentals and applications of room acoustics and principles of sound signal processing in recording studio practice.
Course outlines
1. Acoustics of closed spaces
2. Subjective and objective methods of room acoustics evaluation
3. Design in room acoustics
4. Measuring methods in room acoustics
5. Acoustics in small spaces
6. Sound insulation
7. Audio signal discretization. Dithering.
8. Psychoacoustical optimization of acoustic signals
9. Digital signal recording. Recording standards from CD to Blue ray
10. Magnetic analog audio recording
11. Mechanical and optical analog audio recording
12. Digital restoration of archive mechanical and magnetic audio recordings
13. Multichannel sound pickup, processing and spatial audio reproduction. Compression of multichannel audio.
14. Reserve
Exercises outlines
1. Introduction
2. Room acoustics design
3. Optimum sound reinforcement
4. Measurement in room acoustics
5. Visit to reverberation room
6. Auralization
7. Subjective evaluation of multichannel sound pickup
8. Analysis of discrete signals
9. Analysis of methods of psychoacoustical optimization
10. Noiseshaping, Delta-sigma modulation
11. Measurement of basic properties of recording on CD, DVD and SACD
12. Measurement of a gramophone record, digital restoration of archive audio recordings, removal of typical artefacts
13. Measurement of a magnetophone record, digital restoration of archive audio recordings, removal of typical artefacts
14. Presentations of results, test
Literature
Kahrs, M.- Brandenburg, K.: Applications of Digital Signal Processing to Audio and Acoustics. Boston: Kluwer Academic Publishers. 1998.

Godsill, S.- Rayner, P.:Digital Audio Restoration. Springer-Verlag London. 1998.

Hartmann, W.: Signals, Sound, and Sensation. Woodbury: American Institute of Physics. 1997.

Talbot-Smith, M.: Audio Engineer?s Reference Book. Oxford: Focal Press. 2002.

Eargle, J. : Handbook of recording engineering. Springer 2006
Kuttruff, H.: Room Acoustics Spon Press 2009
Requirements
Input level of knowledge: AE2M37ZVT http://www.fel.cvut.cz/education/bk/predmety/12/81/p12811804.html

To complete the course students need to finish all assigned work in seminars or lab practices , including the final test. For details see https://moodle.fel.cvut.cz/courses/AE0M37ZV2