Question 1:
Sketch the basic construction of Image orthicon and illustrate how optical images are converted in electrical signals.
Question 2:
Sketch the horizontal and vertical sync information signal and illustrate the function of each part of it.
Question 3:
Sketch the construction of the monochromatic picture tube and illustrate the function of each electrode.
Question 4:
Write down the differentiation between additive and subtractive mixing of colours.
Question 5:
Why a burst of sub carrier is sent with blanking pulses and sync in colour TV?
Question 6:
Sketch the block diagram of PAL encoder and illustrate out its working.
Question 7:
Illustrate the function of the visual exciter of TV Transmitter.