ANC uses microphones, processors, and speakers to generate an equal and opposite signal that cancels interference in real time.

Q Acoustics takes a crack at its first powered speaker and knocks it right out of the park. Q Acoustics builds mighty-fine loudspeakers, and for its first self-powered offering, the company could have ...

Active speakers combine all of the traditional components of a stereo system into a pair of speakers. The amplifier is built inside the speaker and it is optimized to provide the best possible sound ...

The best surround sound systems don’t just turn up the volume on your TV, film or music — they also transform a flat listening experience into a cinematic wonder. Having a decked-out speaker system ...

This guidance comes from an NPR seminar by Robert Smith and Jeff Rogers in March 2002. It is just as relevant today. Many of the ideas and advice were provided by Terry Fitzpatrick, Howard Berkes, ...