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    Any audio/speaker techs here? Issue with Active Subwoofer

    Hi all, not sure if there's any A/V techs here? I've inherited what looks to be a Hill Audio 15" Active Subwoofer (circa 1990's I believe) and having an issue with it. The sub will power up and work for a short period of time but then start "buzzing" loudly. The cone looks like it get's pulled...
  2. H

    Hik DS-2CD2T63G0 IR reflection?

    Hi all, Been browsing these forums for sometime and learnt a huge amount, so thanks to all! Onto my first post... I've been running 4/5 Hiks with Blue iris for just over a year now and have started upgrading/exchanging out some cams. I've just purchased a DS-2CD2T63G0-I8 (2.8mm) as an upgrade...
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