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Surround sound is a technique for enriching the fidelity and depth of sound reproduction by using multiple audio channels from speakers that surround the listener (surround channels). Its first application was in movie theaters .
A test CD is a compact disc containing tracks of musical and technical tests and demonstrations. Most of the tracks are made of electronic signals and pure frequencies . The purpose of these specialized compact discs is to make accurate tests and calibrate audio equipment .
A sound test is a function built into the options screen of many video games.This function was originally meant to test whether the game's music and sounds would function correctly (hence the name), as well as giving the player the ability to compare samples played in Monaural, Stereophonic and later Surround sound.
My favorite way to test sound systems is by playing the office-building lobby scene from the ... You've got loud, crisp, deep 5.1-channel surround sound that will seriously elevate your TV ...
Logitech Z906 5.1 $ at Amazon. Logitech Z906 5.1 $ at Walmart. 5.1 is the primary spec to meet in a surround sound system, and this setup from Logitech meets all the basic requirements, with a ...
Best Wireless Surround Sound Systems. Best for Audio Fanatics: Nakamichi Shockwafe Elite. Best Theater Sound: Sony HT-A7000. Best Value: VIZIO M-Series 5.1. Best Upgrade For A Wired System ...
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]
Some matrix encoding surround sound systems use a single back center channel surround (Dolby Digital EX, Dolby Pro Logic IIx 6.1) or a back left and back right (Dolby Pro Logic IIx 7.1) speaker configuration. Often the standard surround channels are misconceived to be "rear channels" when they are in fact meant to be placed at 90-120 degrees.