Definition of analog signal
A signal in which some feature increases and decreases in the same way as the thing being transmitted. In am radio, for example, the strength of the radio wave goes up and down in analogy with the loudness of the original sound. (Contrast digital signal.)
Words nearby analog signal
How to use analog signal in a sentence
The band turned back around, raising a lively tune to signal life would go on.
Not even Radio Bemba (Cuban slang for the rumor mill) had picked up the signal.The Life and Hard Times Of The Family A Cuban Defector Left Behind|Brin-Jonathan Butler|December 19, 2014|DAILY BEAST
Regardless of how the showdown ends, it does serve a very clear signal of what the political climate will be in the next Congress.Bachmann and Pelosi vs. Boehner and Obama Over Spending Bill|Ben Jacobs|December 11, 2014|DAILY BEAST
So while the poor sound quality was aggravating, it was also a signal of some weird legitimacy.
And more importantly, an Orman victory could signal a broader assault against the duopoly that controls congress.Independent Greg Orman Stands Up Against GOP Attacks|John Avlon|November 4, 2014|DAILY BEAST
But, when the car came thundering down, it was crammed to the step; with a melancholy gesture, the driver declined her signal.Hilda Lessways|Arnold Bennett
Distances were to him as nothing; and difficulties only stimulated him to give his adversaries a more signal overthrow.The Pastor's Fire-side Vol. 3 of 4|Jane Porter
A still more signal triumph to American ingenuity was accorded on Thursday.Glances at Europe|Horace Greeley
He knew that not only was it a signal for the closing of the city gates, but it was also a warning that bedtime was at hand.Our Little Korean Cousin|H. Lee M. Pike
General Pio del Pilar slept in the city every night, ready to give the rocket-signal for revolt.The Philippine Islands|John Foreman