intercarrier sound system

intercarrier sound system

[¦in·tər′kar·ē·ər ′sau̇nd ‚sis·təm] (electronics) A television receiver arrangement in which the television picture carrier and the associated sound carrier are amplified together by the video intermediate-frequency amplifier and passed through the second detector, to give the conventional video signal plus a frequency-modulated sound signal whose center frequency is the 4.5 megahertz difference between the two carrier frequencies. Abbreviated ICS system.