Syllabus academic year 2008/2009
(Created 2008-07-17.)

Higher education credits: 4,5. Grading scale: TH. Level: A (Second level). Language of instruction: The course will be given in English on demand. Optional for: E4, F4, M4, Pi4. Course coordinator: Teknisk doktor Karl-Ola Lundberg,, Byggnadsmekanik. Recommended prerequisits: FMA410 Calculus in One Variable, FMA420 Linear Algebra, FMA430 Calculus in Several Variables. Assessment: For grade 3 (pass) a precence of minimum 80% of the lectures is required, a laboration, a project task and a written examination. The course is then graded from the project task and the result of the written examination.


Knowledge and understanding
For a passing grade the student must

Skills and abilities
For a passing grade the student must

Acoustic concepts. Effect, intensity, wave impedance and level. Sound waves. Sounds in different medias, above all in air. Plane and spherical wave damping. Sound excitation. Round emitting and directed sound sources and corresponding recievers, plane oscilator. Exponential horn. Acoustical resistances and reactances treated as electrical quantities in equivalent configurations. Resonators and absorbents, transformers. Principals for reciprocial transformers. Electrodynamic loudspeakers. Condens microphone and piezoelectric vibration pickup. Sound in rooms. Transfer functions in rooms. Statistical properties, effect balance and reverbation. Absorption and regulation. Sound isolation. Hearing and psychoacoustics. Sensitivity for different tone heights and subjective sound level. Masking of critical bands. Directional hearing and influence of phase difference of sources. Acoustic components at noise reduction. Porous absorbents. Mufflers. Vibration insolation, bending of plates.

Lindblad S: Akustik III, Compendium.
Collection of examples. Manual for laboratory work.