Question 1: Draw a block diagram of the sound channel in a TV receiver. Describe in brief how the inter carrier sound signal as obtained at the video detector, is processed to generate sound output.
Question 2: Explain in brief how EHT and boosted supply voltages are developed from the horizontal output circuit of the sweep amplifier.
Question 3: Describe the importance of the chromaticity diagram.
Question 4: How the mixing of colors occurs?
Question 5: Explain the constructional characteristics of color TV transmission and reception.
Question 6: Write a note on color fundamentals in the TV systems.
Question 7: Describe the difference between primary and complimentary colors.
Question 8: Describe how the ‘Y’ and color difference signals are developed from the camera outputs. Why is ‘Y’ signal set = 0.3R + 0.59G - 0.11B.
Question 9: Write a short note on the PAL and NTSC systems.
Question 10: Illustrate the terms luminance and chrominance.