Popping on SW-12 in Home Theater Posted January 9, 2020 Same thumping noise like a heart beat. The sub is only 3 years old. Changed locations of the sub but still get the heart beat thump. Help
Popping on SW-12
in Home Theater
Posted
Same thumping noise like a heart beat. The sub is only 3 years old. Changed locations of the sub but still get the heart beat thump.
Help