JBL 4645C Single 460 mm (18 in.) Subwoofer System
4645C Single 460 mm (18 in.) Subwoofer System
The JBL 4645C Model 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 JBL 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 Capability.
- Approved by Lucasfilm, Ltd. for THX® installations.
|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|
|Axial Sensitivity||50 Hz to 500 Hz; 99 dB, 1W @ 1m
40 Hz to 100 Hz; 97 dB, 1W @ 1m
|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.)|
H x W x D
|1010 mm x 674 mm x 450 mm
39¾ in x 26½ in x 17¾ in
JBL 3730 Three-Way Tri/Bi-Amplified/PassiveRab, 25 Sep 2019 16:33
Three-Way Bi-Amplified/Passive ScreenArray® Cinema Loudspeaker System The JBL 3730 ScreenArray provides smooth and accurate reproduction of cinema soundtracks in a compact and very cost effective system. Gallery Features: Three-Way ScreenArray design for maximum output, optimal coverage, and minimum distortion. Bi-amplified or fully passive switchable operation. SSC™ Screen Spreading Compensation. New molded Optimized Aperture Waveguide […]
JBL 9300 Cinema Surround Loudspeaker 2-Way PassiveRab, 25 Sep 2019 16:08
Cinema Surround Loudspeaker 2-Way Passive 1″ HF, 10″ Woofer (2″ VC) The JBL 9300 Cinema Surround offers high 250 Watt power handling capability, high sensitivity, and extended base response in a groundbreaking design. The two-way 9300 features new transducer technologies, waveguide and horn designs developed specifically to produce studio quality performance with pattern control tailored […]
Crown DSi 2000 Power AmplifierSen, 2 Sep 2019 11:50
Engineered from the ground up for unmatched quality and performance, the Crown® Crown DSi Series of power amplifiers offers four models of 500W, 800W, 1,200W, and 2,100W per channel at 4 ohms. Onboard digital signal processing includes crossovers, EQ filters, delay and output limiting. Rear panel HD-15 connector provides easy input/output connectivity between Crown DSi […]