Ads
related to: powered vs non powered subwoofer for home radioreviews.chicagotribune.com has been visited by 1M+ users in the past month
Search results
Results from the WOW.Com Content Network
From about 1900 to the 1950s, the "lowest frequency in practical use" in recordings, broadcasting and music playback was 100 Hz. [9] When sound was developed for motion pictures, the basic RCA sound system was a single 8-inch (20 cm) speaker mounted in straight horn, an approach which was deemed unsatisfactory by Hollywood decisionmakers, who hired Western Electric engineers to develop a ...
An active full-range loudspeaker. Powered speakers, also known as self-powered speakers and active speakers, are loudspeakers that have built-in amplifiers.Powered speakers are used in a range of settings, including in sound reinforcement systems (used at live music concerts), both for the main speakers facing the audience and the monitor speakers facing the performers; by DJs performing at ...
The voltage is constant only in the sense that at full power, the voltage in the system does not depend on the number of speakers driven (as long the amplifier's maximum power is not exceeded). [2] Constant-voltage speaker systems are also commonly referred to as 25- , 70- , 70.7- , 100 or 210-volt speaker systems ; distributed speaker systems ...
In some cases, an audio device may be measured by the total system power of all its loudspeakers by adding all their peak power ratings. Many home theater in a box systems are rated this way. Often low-end home theater systems' power ratings are taken at a high level of harmonic distortion as well; as high as 10%, which would be noticeable. [21]
From 1990 until the early 2010s, Bose sold several 2.1 channel audio systems. The systems used two small satellite speakers and a subwoofer. Early versions of the systems used an in-built CD player, followed by a DVD player. Later versions were AV receivers that used external audio sources.
Loudspeaker enclosures range in size from small "bookshelf" speaker cabinets with 4-inch (10 cm) woofers and small tweeters designed for listening to music with a hi-fi system in a private home to huge, heavy subwoofer enclosures with multiple 18-inch (46 cm) or even 21-inch (53 cm) speakers in huge enclosures which are designed for use in ...
Ads
related to: powered vs non powered subwoofer for home radioreviews.chicagotribune.com has been visited by 1M+ users in the past month