tone control
noun
a manual control used to adjust the relative responses of an amplifier to high, low, and intermediate audio frequencies.
Words nearby tone control
tone,
tone arm,
tone cluster,
tone color,
tone colour,
tone control,
tone dialing,
tone down,
tone language,
tone painting,
tone poem
British Dictionary definitions for tone control
tone control
noun
a device in a radio, etc, by which the relative intensities of high and low frequencies may be varied