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Modern home cinema systems typically augment the audio output from a DVD player or Blu-ray player with a multi-channel power amplifier and anywhere from two speakers and a stereo power amp (for stereo sound) to a 5.1 channel amplifier and five or more surround sound speaker cabinets (with a surround sound system). Whether home cinema ...
Virtually any kind of audio speaker may be used in distributed audio applications. Home audio systems usually make use of in-ceiling and in-wall speakers or small "satellite" speakers. Larger venues often use larger speakers. For outdoor installations, speakers may be camouflaged as rocks or hidden in landscaping.
A public address system (or PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume (loudness) of a human voice, musical instrument, or other acoustic sound source or recorded sound or music.
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 ...
The "301" bookshelf speakers were released in 1975. The Bose 301 Series II is a direct/reflecting speaker system. It includes “bass effects” through a 8-inch woofer and surround sound effects through its asymmetrical design. Dual frequency crossover network in the Bose 301 Series II improves sound clarity by optimizing output frequencies. [30]
A soundbar, sound bar or media bar is a type of loudspeaker that projects audio from a wide enclosure. It is much wider than it is tall, partly for acoustic reasons, and partly so it can be mounted above or below a display device (e.g. above a computer monitor or under a home theater or television screen).
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Dolby Surround (1982) was the first home audio system to use a rear channel. It and its successor, Dolby Pro Logic (1987), used a single rear surround channel, but often using two speakers connected in anti-phase or a dipole radiator , as shown in the speaker configuration diagram to the right in gray.