1/20/2023 0 Comments Ac3 filter 1.63bIt is used in LaserDisc and DVD at a code rate of 384-448 kbps, and is also widely used in movie theaters at a code rate of 640 kbps. The bass channel mainly provides some additional bass information to make some scenes, such as explosions and impacts, sound better. The six channels include front left and right, a center channel, two surround channels (left and right) and the low-frequency effects channel. The surround sound system provided by Dolby AC3 consists of 5 full-frequency channels and 1 subwoofer channel, which is called 5.1 surround sound that is the common name for six-channel surround sound audio systems.
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