JBL - 4641

JBL - 4641 - Subwoofer System

The JBL Model 4641 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 4641 is ideal for low-frequency augmentation of either analog or digital soundtracks in motion picture theaters and for general sound reinforcement applications.

Features :

• 600 Watts Continuous Pink Noise, 1200 Watts Continuous Program Power Handling
• Usable response to 25 Hz (-10 dB, no EQ), flat to 25 Hz (-3 dB) with External EQ
• 2241H VGCTM Vented Gap Cooled Driver – High Sensitivity – Low Power Compression – High Maximum-SPL Capability – Low 2nd and 3rd Harmonic – Distortion – Symmetrical Field Geometry SFGTM – Magnet Structure – Long Excursion Capability
• Approved by Lucasfilm, Ltd. for THX® installations

Specifications :

• Transducer : JBL Model 2241H, 460 mm (18 in) Low Frequency Transducer
• Rated Impedance : 8 ohms
• Minimum Impedance : 6.3 ohms
• Continuous Pink Noise : 600 Watts
• Continuous Program : 1200 Watts
• Peak Power : 2400 Watts
• Axial Sensitivity :
• 50 Hz to 500 Hz; 98 dB, 1W @ 1m 
• 40 Hz to 100 Hz; 97 dB, 1W @ 1m
• At -10 dB power (60 W) : 0.8 dB
• At -3 dB power (300 W) : 2.6 dB
• At rated power (600 W) : 4.3 dB
• Recommended Crossover Frequencies : 
• High-pass: 20 Hz, 24 dB/octave or greater 
• Low-pass: 80 Hz to 150 Hz, 12 dB/octave or greater
• Net Weight : 60 kg (131 lbs.)
• Dimensions H x W x D 1010 mm x 674 mm x 450 mm 39.75 in x 26.5 in x 17.75 in