Essay about Choosing the Best Sound Format for Production

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Choosing the Best Sound Format for Production There are many issues facing an audio professional who is considering getting into surround production, either for music, film, DVD, Internet, or multi-media. Whether you are recording, mixing, editing, or mastering, there is a lot of information that you need to be comfortable with before you can succeed in surround sound. Although this collection is a good start, it is by no means an exhaustive list or in-depth manual. Hopefully it will give you a well-rounded introduction and good foundation on which to build the pursuit of your goals.

There are a number of critical issues that seem to surface every time we talk about the
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Some Dolby certified film stages alter this slightly and reference the surrounds to 82db. You would use pink noise and measure using C weighting and slow response. This is by no means a complete guide to setting up the monitoring in your room, but it's the basics to get you started.

5.1: spoken as "five point one". This refers to a surround sound format consisting of 5 full range channels and one LFE channel (see the next entry). It consists of Left, Center, Right, Left Surround, Right Surround.

7.1. This is reminiscent of, but not exactly the same as the old 70mm soundtracks. The current 7.1 has L, C, R, LS, RS, and LFE like 5.1, but adds 2 more speakers behind the screen between the center and left, and between the center and right. These are referred to as LC and RC, or Left Center and Right Center. On large screens, this allows better tracking of dialog and effects, and more creative options for the mixers and director. The original 70mm 6-channel soundtrack had five across the front like 7.1, but no subwoofer and only mono surround. Some people have also suggested

LFE: Low Frequency Effects. Typically you use a subwoofer in this application, the "point one" of 5.1. The channel does not necessarily have to be band limited, as in the option to use it as a height channel in DVD-A, but when used as an LFE, it is of course for low frequency information. It is a discrete channel, not a
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