JBL 4642A Subwoofer

The JBL Model 4642A is a high quality subwoofer system, featuring an advanced technology 460 mm (18 in), low frequency transducers mounted in a direct radiator, bass-reflex enclosure for smooth response to the lowest audible frequencies The 4642A is ideal for low-frequency augmentation of either analog or digital soundtracks in motion picture theaters and for general sound reinforcement applications.

FEATURES 1200 Watts Continuous Pink Noise, 2400 Watts Continuous Program Power Handling Usable response to 22 Hz (-10 dB, no EQ), flat to 22 Hz (-3 dB) with External EQ 2241H VGCTM Vented Gap Cooled Drivers – High Sensitivity – Low Power Compression – High Maximum-SPL Capability – Low 2nd and 3rd Harmonic – Distortion – Symmetrical Field Geometry SFGTM – Magnet Structure – Long Excursion Capability proved by Lucasfilm, Ltd for THX® installations SPECIFICATIONS Rated Impedance 4 ohms Minimum Impedance 3.2 ohms Power Handling Capability - Continuous Pink Noise 1200 Watts Continuous Program 2400 Watts Peak Power 4800 Watts Output Capability - Axial Sensitivity 50 Hz to 500 Hz; 101 dB, 1W @ 1m 40 Hz to 100 Hz; 100 dB, 1W @ 1m Net Weight: 98 kg (216 lbs.) Dimensions H x W x D 762 mm x 1219 mm x 610 mm 30 in x 48 in x 24 in.