Noun
subwoofer (plural subwoofers)
An electronic speaker designed to produce low-frequency sound, especially bass.
A 12" (30cm) subwoofer driver without an enclosure (typically a wooden cabinet). Source: Internet
An early use of class-D amplifiers was high-power subwoofer amplifiers in cars. Source: Internet
As well, during the 1990s, DVDs were increasingly recorded with " surround sound " processes that included a Low-frequency effects (LFE) channel, which could be heard using the subwoofer in home theater systems. Source: Internet
An example of a large concert subwoofer enclosure is the 1980s-era ElectroVoice MT-4 "Bass Cube" system, which used four 18" (45 cm) drivers. Source: Internet
Check out our subwoofer placement guide to learn why a second sub might be right for you. Source: Internet
Because of the high air pressure they produce in the cabinet, subwoofer enclosures often require internal bracing to distribute the resulting forces. Source: Internet