Time Signal

A time signal is a visible, audible, mechanical, or electronic signal used as a reference to determine the time of day.

Read more about Time Signal:  Audible and Visible Time Signals, Electrical Time Signals

Famous quotes containing the words time and/or signal:

    Mrs. Grayle: You know, this’ll be the first time I’ve ever killed anyone I knew so little and liked so well. What’s your name?
    Philip Marlowe: Philip for short.
    Mrs. Grayle: Philip. Philip Marlowe. A name for a duke. You’re just a nice mug.
    John Paxton (1911–1985)

    A signal is comprehended if it serves to make us notice the object or situation it bespeaks. A symbol is understood when we conceive the idea it presents.
    Susanne K. Langer (1895–1995)