-modulated-

adj. (Electronics) 1. Having either amplitude, intensity, frequency, or phase altered at intervals to represent information to be transmitted; -- of the carrier wave of a radio signal transmitted from one device to another for the purpose of conveying information. Opposite of unmodulated. [ Narrower terms: frequency modulated; amplitude modulated ] [ WordNet 1.5 ]

2. altered in volume as well as tone or pitch. [ WordNet 1.5 ]