The turn-off thump is normal for this sub, the lack of thump when playing is not. If you live anywhere near Indy, please PM me for an audition on March 6th with Micah.

LFR1100 Actives,QS10HPx2,QS8x2,EP800,M3x4,M3x2 (Wood),M5HPx2 (Wood),AxiomAir,ADA1500-8,ADA1500-7