Originally Posted by Mark_H
But in a system with an LFE, the subs will be calibrated to be 10dB louder than the main speakers and thus the sub itself is doing the boosting...
I don't believe this is true. The subs are calibrated for a smooth response with the rest of the speakers. Only at the mixing desk is the sub calibrated for +10dB response so that LFE levels are recorded at -10dB vs. the other channels for the same "volume".

Roon Developer and ex-moderator of this Forum
I am #25 in the HH1 photo of fame.