Assertion: speaker | /r/HasProperty | supertweeter
Facets:
value: in a few systems
type: LOCATION
Source sentences:
text: In many sound reproduction systems a third, or midrange, speaker is also used, and in a few systems there are separate “subwoofers” and “supertweeters” to reproduce the extremities of the audible spectrum.
text: In many sound reproduction systems a third, or midrange, speaker is also used, and in a few systems there are separate “subwoofers” and “supertweeters” to reproduce the extremities of the audible spectrum.