If you're in the gray region when the sound is activated, your client won't receive the sound.
Instead, if minimumVolume > 0, a second sound will occur at your position with the given volume.
15
Expression 16: "x" greater than max left parenthesis, 1 , "P" , right parenthesis times 16 Has graph. To audio trace, press ALT+T.x>max1,P·16