Question 1:
Write down the principle of interlaced scanning and illustrate how flicker can be eliminated in interlaced scanning?
Question 2:
Write down the following with reference to picture tube.
a) Beam velocity.
b) High voltage focusing.
c) Low voltage focusing.
Question 3:
With the appropriate circuit diagrams illustrate how the delay line method is employed to average U and V signals which facilitates separation of two for feeding on to corresponding demodulators.
Question 4:
Sketch the block diagram of vertical deflection system in monochrome TV receiver and illustrate the functions of each block.
Question 5:
Write down comprehensive notes on Automatic Fine Tuning in P AL-D colour receiver.