1. Audio Systems: (08 hrs)
1.1. Microphones and Loudspeakers
a) Carbon, moving coil, cordless microphone
b) Direct radiating and horn loudspeaker
c) Multi-speaker system
1.2 Sound Recording
a) Magnetic Recording
b) Digital Recording
c) Optical Recording ( CD system and DVD)
2. Television (24 hrs)
2.1. Monochrome TV
a) Elements of TV communication system
b) Scanning and its need
c) Need of synchronizing and blanking pulses, VSB
d) Composite Video Signal
e) Picture Tube
f) Camera Tube : Vidicon and Plumbicon
g) TV Receiver: Block diagram, function of each block, waveform at input and output
of each block.
2.2. Colour Television:
a) Primary, secondary colours
b) Concept of Mixing, Colour Triangle
c) Camera tube
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d) PAL TV Receiver
e) Concept of Compatibility with Monochrome Receiver
f) NTSC, PAL, SECAM system ( brief comparison)
3. LCD and LED Television: Basic principle and working of LCD and LED TV (04 hrs)
4. Cable Television: Working of Cable TV, DTH, HDTV (04 hrs)
5 Electronics Gadgets: Principle, Working and troubleshooting with special emphasis on control
panel (08 hrs)
a) Scanner
b) Digital Camera
c) VCD/DVD