Define the following terms
[7 marks]Pitch ii) Phon iii) Harmonics iv) Baffles v) Hue vi) Kell factor vii) Ghost interference
[ marks]How is colour receiver different from monochrome receiver? Explain colour burst in brief
[7 marks]Explain any two types of microphones with neat diagram and its merits and demerits
[7 marks]Compare the characteristics of Cone Type and Horn type Speakers. Also mention their applications.
[7 marks]What is the directional response of loud speaker and microphone? Describe the general procedure of measuring the directivity of the loudspeaker.
[7 marks]Design the PA system for a Debate Hall.
[7 marks]Compare single ended verses push-pull amplifiers. Draw and explain the circuit diagram for class-Bpush-pull amplifier.
[7 marks]Explain the working of PA system. What are the essential requirements for good PA installation?
[7 marks]Compare Moving coil and Ribbon Microphone
[7 marks]Explain the principle of frequency interleaving. Why the color sub-carrier freq. is chosen as the odd multiple of f /2. h
[7 marks]Write a short note on Colour Difference signals. Briefly explain the concept of Additive Mixing.
[7 marks]Write the significance of Vestigial Side band Transmission in Television. Discuss merits and demerits of Positive and Negative Modulation
[7 marks]Explain the basics of Video compression techniques.
[7 marks]Compare NTSC, PAL and SECAM Television Standards
[7 marks]Explain with diagram the Ychannel of a colour receiver
[7 marks]What is LCD? Explain all types of display technology used in LCD. Also give its comparisons.
[7 marks]How phase error is overcome in PAL standard. Justify -PAL-Dis better than PAL-Stechnique.
[7 marks]