Global Analysis – Extra Tab
This tab shows the average DC Offset of the analyzed section and the Apparent Bit Depth.
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In the Global Analysis dialog, select the Extra tab.
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The Apparent Bit Depth attempts to detect the actual precision in the audio. This is useful, for example, if you want to check, whether a 24-bit file really uses 24 bits or if it was actually recorded with 16-bit precision and then expanded to 24 bits.