Assertion: capacitor's application | /r/AtLocation | large telephone exchanges
Facets:
value: to reduce relay hash
type: PURPOSE
Source sentences:
text: The first more common application of wet aluminum electrolytic capacitors was in large telephone exchanges, to reduce relay hash (noise) on the 48 volt DC power supply.
text: The first common application of wet aluminum electrolytic capacitors was in large telephone exchanges, to reduce relay hash (noise) on the 48 volt DC power supply.