Sony MVS-8000SF User Manual page 659

Combination of Ch1, Ch2, Ch3, and Ch4
Mixing Ch1 and Ch2
If the Mix1 setting is 70, the proportion of the channels in the mixed portion in
the previous illustration is as shown in the following table.
Combination Indication in figure
Ch1 and Ch2
Mixing Ch1, Ch2, and Ch3
Combiner
Ch1
30%
Ch2
70%
Global Effect Operations
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