... set to Large of course.

I made that mistake once -- lent my subwoofer out to family and forgot to switch the M60s back to Large. I was really disappointed with how they sounded for a couple of days ;(

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8