Assertion: turntable's speaker | /r/HasProperty | immune
Facets:
value: pretty much
type: DEGREE
Source sentences:
text: Sealed speakers (“acoustic suspension”) were pretty much immune to “rumble” because their woofers were better damped, which is just one of many reasons that sealed speakers like AR, KLH and Advent were the market leaders in the 1950’s through the 1970’s.