What is analog signal?
Answers: Analog describes the kinds of signals that hold been used for TV and Radio broadcasting since TV and Radio started. In the skin of TV, an RF signal is varied surrounded by frequency and amplitude in accordance beside the TV picture and sound. Your TV reproduces the picture and nouns by looking at those amplitude and frequency changes and reproducing the untested TV picture and sound.
In the travel case of Digital, the TV picture is converted to a series of numbers. Those numbers are then transmitted by , again, varying the RF signal. The TV looks at the variation and reproduces the numbers, and then converts the numbers put money on into the TV picture and sound.
The grounds that we are changing over to digital is that it is much easier to squeeze the number type of information so that into a smaller "size" so that more channel can be broadcast over the air and carried surrounded by the same cable size compared near analog.
if your talking going on for audio/video its usually run thur RCA cables. analogue is a few steps down from digital. essentially its nowhere as good as digital but its still flawless. as far as i know digital is transmitted in tha form of 0s and 1s. analogue is a moment ago varying amounts of current
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