What Axiom subwoofer(s) do you own?
Klipsh sksw-15 (need to upgrade soon)

How are you connecting your signal source to the subwoofer (RCA/XLR/High Level)? (rca but will be upgrading to xlr soon)

What receiver/processor/pre-amp/integrated amplifier are you using? receiver/processor/pre-amp

What are you using for your main speakers? M80's

Are you using the trigger on your subwoofer? self detect on signal
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Anthem Mrx-500 + Xpa-5
M80 Vp180 2pairs-Qs8 ksw15
3D-Projector Hd-Pvr 3d-BDP
Harmony 1100 + extender