The S8018 II high-efficiency subwoofer is the ideal low-frequency extension to complement RCF installed systems. The low-frequency transducer is a hypervented vented, high excursion RCF Precision 18” woofer with a 4” inside/outside voice coil to minimize power compression and extend the life of the product. Using bass-reflex loading the subwoofer design ensures an efficient acoustic response down to 30 Hz. The Baltic birch plywood enclosure is painted with black, heavy duty, textured epoxy. The front is protected by a strong powder coated metal grille. The cabinet features two Neutrik Speakon connectors in a recessed input plate. A M20 pole mount adaptor is provided on the top of the cabinet, integrated hand carry points on the cabinet sides.Features18" high-efficiency 4" voice-coil woofer with Inside/Outside Coil Technology137 dB maximum sound pressure levelResponse down to 30 HzRectangular box enclosure with protective metal grille35 mm standard pole mount in top section of cabinetBaltic Birch cabinet painted with black, heavy duty, textured epoxyIntegrated hand carry pointsAcoustical Specifications Frequency Response -10 dB: 30 Hz ÷ 200 HzMax SPL @ 1m: 137 dBSystem Sensitivity: 100 dBNominal Impedance: 8 Power Handling: 1500 WPeak Power Handling: 6000 WRecommended Amplifier: 3000 W Transducers Woofer: 18" woofer, 4" voice coilNominal Impedance: 8 Input Power Rating: 1500 W AESSensitivity: 100 dB Input SectionInput connector: Speakon NL4 Cabinet Cabinet Material: 15 mm birch plywood constructionHandles: 2 on sideGrille: Custom perforated steel grilleColour: Black, scratch resistant paint Physical Specifications Height: 630 / 24.80 mm/inchWidth: 530 / 20.87 mm/inchDepth: 770 / 30.31 mm/inchNet Weight: 43 / 94.60 kg/lbs.
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