Transmission of Audio Signal

Course Description

Basic radiodifusion principls. Analog amplitude modulation and frequency modulation principles and digital transmitting systems. Transfer of sound and additional signals in mobile communication networks. Define basic parameters in technological spaces where sound is produced

Learning Outcomes

  1. define basic parameters of radiobroadcasting systems
  2. distinguish analog radiobroadcasting systems based on amplitude and frequency modulation
  3. analyze digitalization steps of audiosignal depending on chosen sampling frequency and quantization interval
  4. compare basic principles of audiocoding
  5. summarize transfer of sound signal in 5G network
  6. define basics parameters which determine acoustic quality of studios and management rooms
  7. indicate basic differences between present systems for digital radiobroadcasting

Forms of Teaching


Lecturing are on weekly basis with theoretical concepts of analog and digital communication systems for transferring audio data.


Practical tasks connected with quality of audio signal transfer

Independent assignments

Projecting of electronic circuits for transferring audio data.


Laboratory exercises on basic circuits and software defined radio. Measurements on receivers.

Grading Method

Continuous Assessment Exam
Type Threshold Percent of Grade Threshold Percent of Grade
Laboratory Exercises 80 % 20 % 80 % 20 %
Attendance 0 % 5 % 0 % 5 %
2. Mid Term Exam: Written 0 % 30 % 0 %
Final Exam: Written 30 % 30 %
Final Exam: Oral 15 %
Exam: Written 50 % 80 %
Exam: Oral 20 %

Week by Week Schedule

  1. Technology of audio studios and control rooms for audio broadcasting
  2. Radio station management; Technological spaces for recording, controlling and storage of audio material
  3. AM radio
  4. FM radio
  5. Digital modulation principles and systems for digital radio broadcasting
  6. Channel coding for audio transmission
  7. Audio quality; Channel coder quality
  8. Midterm exam
  9. Quality of digital radio broadcasting systems
  10. Estimating quality of audio signal transfer by measurements and modelling
  11. Digital Audio Broadcasting;
  12. Internet radio
  13. Models for estimating quality of audio signals in transmission networks
  14. Noise in digital radio broadcasting communication systems
  15. Final exam

Study Programmes

University graduate
Audio Technologies and Electroacoustics (profile)
Elective Courses of the Profile (2. semester)
Communication and Space Technologies (profile)
Free Elective Courses (2. semester)
Computational Modelling in Engineering (profile)
Free Elective Courses (2. semester)
Computer Engineering (profile)
Free Elective Courses (2. semester)
Computer Science (profile)
Free Elective Courses (2. semester)
Control Systems and Robotics (profile)
Free Elective Courses (2. semester)
Data Science (profile)
Free Elective Courses (2. semester)
Electrical Power Engineering (profile)
Free Elective Courses (2. semester)
Electric Machines, Drives and Automation (profile)
Free Elective Courses (2. semester)
Electronic and Computer Engineering (profile)
Free Elective Courses (2. semester)
Electronics (profile)
Free Elective Courses (2. semester)
Information and Communication Engineering (profile)
Free Elective Courses (2. semester)
Network Science (profile)
Free Elective Courses (2. semester)
Software Engineering and Information Systems (profile)
Free Elective Courses (2. semester)


(.), Domitrović, Jambrošić, Petošić: Prijenos zvuka, Element,
(.), E.A. Lee, D.G, Messerschmidt: Digital Communications,

For students


ID 222711
  Summer semester
L3 English Level
L3 e-Learning
45 Lectures
15 Exercises
10 Laboratory exercises

Grading System

90-100 Excellent
76-89 Very Good
61-75 Good
51-60 Acceptable