Assertion: speaker's design | /r/HasProperty | active and passive designs
Facets:
Source sentences:
text: Gerry was a loudspeaker systems engineer for close to 20 years at Boston Acoustics, where he was directly responsible for the design and voicing of several of the company’s (and thus the audio industry’s) best-selling and most highly-reviewed music and home theater speakers, covering all types from acoustic suspension to vented to infinite baffle, both active and passive designs.