Q&A: What is the difference between analog and digital television?

Question by JJJack: What is the difference between analog and digital television?
I’m doing a project for school and I need to know the pros and cons of both, how to access digital television, the physics of it, engineering, anything and everything anyone can tell will help
thanks!

Best answer:

Answer by Khalil from Iran
digital and analog is the way of MODULATION on transmitter and DETECTION on receiver.
analog tv may has SNOW and GHOST…..digital no snow no ghost…picture quality high.
if the antenna signal level is not enough for digital tv….its picture fragments in some pieces.

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