Speakers : Subwoofers : JBL Professional - 4645C

18 Inch Single THX Approved High Power Subwoofer, 800 Watt

Series: 4000

Model: 4645C

800 Watts Continuous Pink Noise, 1600 Watts Continuous Program Power Handling
Usable response to 22 Hz (-10 dB, no EQ), flat to 22 Hz (-3 dB) with External EQ
2242H SVGTM Super Vented Gap Cooled Driver - High Sensitivity - Minimal Power Compression - Highest Maximum-SPL Capability - Extremely Low 2nd and 3rd - Harmonic Distortion - Symmetrical Field Geometry SFGTM - Magnet Structure - Extended Excursion Capabili
Approved by Lucasfilm, Ltd. for THX® installations

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The JBL Model 4645C is a high quality subwoofer system, featuring an advanced technology 460 mm (18 in), low frequency transducer mounted in a direct radiator, bass-reflex enclosure for smooth response to the lowest audible frequencies. The 4645C is ideal for low-frequency augmentation of either analog or digital soundtracks in motion picture theaters and for general sound reinforcement applications.

800 Watts Continuous Pink Noise, 1600 Watts Continuous Program Power Handling
Usable response to 22 Hz (-10 dB, no EQ), flat to 22 Hz (-3 dB) with External EQ
2242H SVGTM Super Vented Gap Cooled Driver - High Sensitivity - Minimal Power Compression - Highest Maximum-SPL Capability - Extremely Low 2nd and 3rd - Harmonic Distortion - Symmetrical Field Geometry SFGTM - Magnet Structure - Extended Excursion Capabili
Approved by Lucasfilm, Ltd. for THX® installations