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Tuning: 31 Hz — targets strong low-end extension while preserving midrange clarity and cone control at high SPL
ICC (Integrated Concealed Crossover): Built-in crossover network simplifies wiring and helps ensure appropriate signal division to the tweeter for cleaner/high-frequency performance
designed for half-DIN dash installations and multi-amp car audio setups
Basket Type: Cast — rigid frame reduces flex and supports consistent performance under heavy excursions
linear cone movement
Trinity Audio Dual 12" B Series Ported Enclosure 3001-5000 Tuning: 31 Hz — targetsTrinity Audio Dual B Series 12" Ported Enclosure 4. 8 Cu Ft @ 32Hz Engineered specifically for the Trinity Audio B Series 12" subwoofer, this enclosure delivers optimal airspace and tuning for deep, controlled bass response. Enclosure Specifications: Net Volume: 4. 8 cubic feet Tuning: 32 Hz Port Area: 67. 06 sq in Port Size: 14. 499" x 4. 625" Cutout: 11. 22" Construction: 3 4" (18mm) Russian Baltic Birch 13 ply Baffle: Solid 1" (24mm) front baffle
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