Assertion: horn loudspeaker | /r/CapableOf | produce 3 times
Facets:
value: approximatively
type: MANNER
value: typically
type: DEGREE
Source sentences:
text: The main advantage of horn loudspeakers is they are more efficient; they can typically produce approximatively 3 times (10 dB) more "sound power" than a cone speaker from a given amplifier output, depending on the ability of the driver to work well in a horn and the horn itself (its shape and flare).