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Definitive Technology Powerfield 15 Active Subwoofer, Audio, Soundbars, Speakers & Amplifiers on Carousell
![My subwoofer plays heavy bass randomly when none of my equipment is on. Am I experiencing some interference or do I need a new sub? : r/hometheater My subwoofer plays heavy bass randomly when none of my equipment is on. Am I experiencing some interference or do I need a new sub? : r/hometheater](https://preview.redd.it/my-subwoofer-plays-heavy-bass-randomly-when-none-of-my-v0-gqt0mn1uczt81.jpg?auto=webp&s=5aa8cfb900ba3ac36f8ace734365b6a8aa59fbc3)
My subwoofer plays heavy bass randomly when none of my equipment is on. Am I experiencing some interference or do I need a new sub? : r/hometheater
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Showing of this old monster 18” Definitive Technology Powerfield 18 I found on Craigslist : r/BudgetAudiophile
![Subwoofer Definitive Technology Powerfield 15 Crossover & Power Amplifier for Sale in Charlotte, NC - OfferUp Subwoofer Definitive Technology Powerfield 15 Crossover & Power Amplifier for Sale in Charlotte, NC - OfferUp](https://images.offerup.com/jedQqTrBy8ODxazkJnMVepKVTyI=/1008x567/f7ff/f7ffeb0cb82a407c8f5c504480db0eda.jpg)