Real Life delivery formats 44.1/48 kHz @ 16/24 bits Files formats Specification of the Broadcast Wave Format (BWF) - EBU RF64: An Extended File Format for Audio - EBU Standard Mixing Levels for Movie Theater, DVD, TV, Internet, Radio and Games gearslutz thread Interfaces AES/EBU TV : ATSC A/85 EBU R128 Video Game Sony ASWG Apple iTune Mastered ...


There is no 100% certain way to determine which equal-tempered scale standard was used as tuning basis for a song. However the vast majority is A440. Many electronic instruments don't really give you any choice. However you ask how to determine it. You'll need to do a spectrum analysis and sum up the energy around the fundamental frequencies of the scales. ...


Regarding levels there is an article by Jeff Towne http://transom.org/2011/levels/ – excellent explanation of every aspect of this complicated area. It's not so easy to say "max DB standard".


ATSC/85 is the US broadcast standard. They have a really well done and extensive PDF at ATSC.org

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