An '''analog signal''' is a communication method that uses changes in the [[amplitude]] or [[frequency]] of a continuous [[radio]] carrier wave to convey information. The term is often used in comparison with a [[digital signal]]. Analog television (and its analog storage mediums) is said to be inferior to today's almost universally used [[digital television]]. However, some contest that analog offers better quality.<ref>http://electronics.howstuffworks.com/tv-buying-guide13.htm</ref> | An '''analog signal''' is a communication method that uses changes in the [[amplitude]] or [[frequency]] of a continuous [[radio]] carrier wave to convey information. The term is often used in comparison with a [[digital signal]]. Analog television (and its analog storage mediums) is said to be inferior to today's almost universally used [[digital television]]. However, some contest that analog offers better quality.<ref>http://electronics.howstuffworks.com/tv-buying-guide13.htm</ref> |