JBL 4645C Subwoofer

4645C

4645C Single 460 mm (18 in.) Subwoofer System
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.

FEATURES:

• 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 Capability
• Approved by Lucasfilm, Ltd. for THX installations

SPECIFICATIONS:

• Rated Impedance - 8 ohms
• Minimum Impedance - 7.2 ohms

Power Handling Capability    -

• Continuous Pink Noise - 800 watts
• Continuous Program - 1600 watts
• Peak Power - 3200 watts

Output Capability    -

• Axial Sensitivity - 50 Hz to 500 Hz; 99 dB, 1W @ 1m, 40 Hz to 100 Hz; 97 dB, 1W @ 1m

Power Compression    -

• At -10 dB power (80 W) - 0.6 dB
• At -3 dB power (400 W) - 2.0 dB
• At rated power (800 W) - 3.3 dB
• Net Weight - 63 kg (138 lbs.)
• Dimensions H x W x D - 1010 mm x 674 mm x 450 mm (39¾ in x 26½ in x 17¾ in)