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5.4 lf

  1. Technical & Advanced Car Audio Discussion
    I have a pair of these old Boston Acoustics ProSeries 5.4LF midbass/midrange drivers. I've searched the 'net [yes, and this forum] to no avail. They were in production in the mid-90s, and due to their age, there just isn't much information available. Does anyone have high-pass points and...