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  1. DIY Subwoofers - General Discussion
    I have a question about PR break-in. I just put together my maelstrom sub with 2 opposed 2100g AE PR-18s. Using test tones (don't worry) I noticed that from about 12-14Hz (tuned to 16Hz) the box shakes side to side (box sitting on carpet). As I increase the volume it's fine until it some...