Audio Video Systems

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AUDIO VIDEO SYSTEMS 2151101
FREE PDF 2151101
Code: 2151101 Credits: 5 Semester 5 ETC

Audio Video Systems

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Audio Video Systems Syllabus — Unit-wise Content

The official GTU curriculum for Audio Video Systems (subject code 2151101) as prescribed for ETC · Semester 5 divides the course into 8 units, covering 106 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.

Download the official syllabus PDF (2151101)

Unit 1 Characteristics of Sound

2 lecture hours

  • Nature of Sound
  • Pressure and Intensity of sound waves
  • Sensitivity of human ear for sound
  • Frequency of sound waves
  • Overtones and timbre
  • Intervals octaves and harmonics
  • Resonance effect in sound systems
  • Helmholtz resonator
  • Reflection and diffraction of sound waves

Unit 2 Audio devices and their applications

7 lecture hours

  • Microphones Introduction
  • Characteristics of a Microphone
  • Requisites of a Good Microphone
  • Moving Coil Microphone
  • Ribbon Microphone
  • Crystal Microphone
  • Capacitor(or Condensor) Microphone
  • Electret Microphone
  • Carbon Microphone
  • Comparisons of Various Types of Microphones
  • Special Microphones
  • Precautions while Using Microphones Loudspeakers: Characteristics of Loudspeakers
  • Moving-Coil Cone Type Loudspeaker
  • Electrodynamic Loudspeaker
  • Horn-type or Indirect Radiating Type Loudspeaker
  • Comparison between Cone-type and Horn-type speakers
  • Loudspeaker column or line source speakers
  • Baffles and Enclosures
  • Multi-way Speaker System(Woofers and Tweeters)
  • Crossover networks
  • Consequence of Mismatch between Amplifier Output and Loudspeaker Impedance Optical recording: Types of Optical Recording of sound
  • Methods of Optical Recording of Sound on Film
  • Reproduction of Sound from Films
  • Modern method of recording of sound for movie films
  • Compact Disc
  • Optical recording on Disc
  • Playback process
  • Comparison of Compact Discs and Conventional(Gramaphone) Discs
  • Introduction to Blue ray technology
  • Introduction to High Fidelity(Hi-fi) systems
  • Introduction to Public Address Systems(PA-Systems)
  • Introduction to Audio Amplifiers
  • Introduction to Acoustic Reverberation
  • Introduction to AM/FM tuners
  • Introduction to USB Mp3 players

Unit 3 Digital Audio Fundamentals

2 lecture hours

  • Audio as Data
  • What is an Audio Signal
  • Why Binary
  • Why Digital
  • Some Digital Audio Processes Outlined
  • Time Compression and Expansion
  • Error Correction and Concealment
  • Channel Coding
  • Audio Compression
  • Disk-Based Recording
  • Rotary Head Digital Recorders
  • Digital Audio Broadcasting

Unit 4 Television Fundamentals

6 lecture hours

  • Elements of TV communication system
  • Aspect ratio
  • Composite video signal
  • Modulation of video and audio signals
  • Monochrome and color cameras
  • Luminance and Chrominance signal
  • Picture tubes
  • Solid state picture transducers
  • TV broadcasting systems
  • Video monitors

Unit 5 Digital video, compression techniques and standards

3 lecture hours

  • Digital Video
  • The RGB and YUV Representation of Video Signals
  • The Need for Compression
  • How compression works
  • Compression formats for video - MPEG-x format

Unit 6 Digital Television-Transmission and Reception

4 lecture hours

  • Digital system hardware
  • Signal quantizing and encoding
  • digital satellite television
  • Direct-To-Home(DTH) satellite television
  • Digital TV receiver
  • Merits of digital TV receivers
  • Digital Terrestrial Television(DTT)
  • Introduction to Video on demand
  • Introduction to CCTV
  • Introduction to CATV

Unit 7 Stereophonic sound, Flat panel TV receivers, 3-Dimensional TV, EDTV, HDTV and Digital Studio equipments

6 lecture hours

  • Stereo sound systems
  • Projection television
  • Flat panel display TV receivers
  • Three Dimensional (3-D) television
  • Advances in 3D TV technology
  • Present status of new 3D receivers
  • Extended Definition Television(EDTV)
  • Digital equipment for television studios
  • Electronic control of studio lights
  • Digital audio recorders and editing
  • Colour receivers of new generation

Unit 8 Liquid Crystal and Plasma Screen Televisions

6 lecture hours

  • LCD technology
  • LCD matrix types and operation
  • LCD screens for television
  • Plasma and conduction of charge
  • Plasma television screens
  • Signal processing in Plasma TV receivers
  • A Plasma colour receiver
  • LCD colour receivers
  • Single LCD receivers
  • Plasma or LCD-which is the best choice
  • Performance comparison of Plasma and LCD televisions
  • Introduction to LED TV, RGB dynamic LEDs
  • Differences between LED-backlit and Backlit LCD displays
  • Comparison of Plasma TV and LED TV, Introduction to OLED

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