Assertion: capacitor | /r/ObjectUse | used in car stereo systems
Facets:
value: often
type: TEMPORAL
Source sentences:
text: For example, capacitors are often used in car stereo systems and hooked up to the sub-woofer speaker because the loud bass "boom" sounds require a lot of power: the capacitors store a steady amount of charge and then quickly release it when the sub needs it for its boom.