Originally Posted By: dewd
The Onkyo's test tones are 75db. The end result should be a volume of 0 (or 85db absolute) will register 85 db on an SPL meter when playing pink noise.
Which is why you start at 75db, a 0 level, and have the ability to move the speaker levels up or down as needed to aquire 75 SPL on a meter which will allow for some headroom to attain that 85db, I see. Thanks again Dave.

Jason
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