Assertion: capacitor's circuit | /r/CapableOf | allow certain signals
Facets:
value: to flow
type: PURPOSE
Source sentences:
text: They can be used as timing devices (because it takes a certain, predictable amount of time to charge them), as filters (circuits that allow only certain signals to flow), for smoothing the voltage in circuits, for tuning (in radios and TVs), and for a variety of other purposes.