Triad THX Subwoofer Plate Amplifier InRoom PowerSub Made In USA Amp (Tested)

Dayton Audio SPA300-D 300 Watt Class-D Subwoofer Plate Amplifier

Subwoofer Amplifier Board Plate Amp Ethics Sound For Closed &Phase-Inverted 350W

Bash TBI 200 Subwoofer Amplifier

Dayton Audio SPA500 500W Subwoofer Plate Amplifier 2010 Amp Parts Repair

Kenwood KM-X1 Power Amplifier THX Balanced 6 Channel Home Theater Amp, Tested

Dayton Audio SPA1200DSP 1200W Subwoofer Plate Amplifier with DSP

Mail-in Repair Service for BASH 300S/500S Subwoofer Plate Amplifier 300W/500W