The JBL Professional CBT 1000E-WH is a high-performance column loudspeaker extension designed to complement the CBT 1000 system, providing extended low-frequency response, enhanced pattern control, and increased sound output levels. Perfect for both large venues and outdoor applications, the CBT 1000E-WH is engineered with JBL's Constant Beamwidth Technology (CBT) and is housed in a rugged, fiberglass-reinforced ABS enclosure. The extension speaker's white finish (RAL9016) offers a clean and modern aesthetic that blends seamlessly into architectural designs, ensuring high-quality sound reinforcement while maintaining visual appeal.
The CBT 1000E-WH incorporates six 165 mm (6.5 in) high-excursion low-frequency drivers with neodymium magnet motors and 50 mm (2 in) diameter voice coils, which provide powerful low-frequency output and high sensitivity. The drivers feature damped blended surrounds and coated diaphragms, making them resistant to moisture, UV light, and salt spray, which enhances their durability for outdoor use. The system's 1500 W RMS power handling (6000 W peak) allows for high sound pressure levels (SPL) and consistent performance, even in large spaces. The magnetic structure is magnetically shielded, and the copper pole tips reduce flux modulation, minimizing distortion and providing greater clarity in the sound output.
When integrated with the CBT 1000, the CBT 1000E-WH extends the bass response and improves pattern control, ensuring more even coverage across the listening area. The system's combined array delivers superior, consistent vertical coverage by using complex analog beam-forming, eliminating the narrow vertical beaming and lobing typically seen in traditional column speakers. The CBT 1000E-WH's ability to provide a higher concentration of sound in the far areas of the room results in more consistent front-to-back SPL levels, improving overall intelligibility and creating a more immersive listening experience. This configuration, with its 2040 mm (80.4 in) tall line array, offers consistent pattern control across a wide frequency range, making it ideal for environments where sound needs to be evenly distributed, such as theaters, stadiums, or auditoriums.
The low-frequency drivers of the CBT 1000E-WH are coupled with a built-in purpose-designed crossover network, which optimizes integration with the CBT 1000. This design ensures that the full system maintains smooth and natural frequency response with minimal distortion, while the system's adjustable mounting options (via the included two-part swivel (pan)/tilt wall bracket) allow for precise aiming of the speaker, ensuring the sound is directed exactly where it is needed. The adjustable tilt and pan feature also allows for flexibility in achieving the ideal sound coverage in different room configurations and acoustic environments.
The CBT 1000E-WH offers a frequency range from 38 Hz to 650 Hz, with a sensitivity of 92 dB full space and 98 dB half-space. The system's maximum SPL is 124 dB in full space and 130 dB in half-space, with a peak SPL of 137 dB. This capability makes the system suitable for both speech and music applications, with minimal distortion even at high output levels. Additionally, the system features an IP55 rating for weather resistance, ensuring it can be used in harsh environmental conditions without compromising performance. The system exceeds Mil Spec 810 for humidity, temperature, UV, and salt-spray resistance, providing reliability even in outdoor installations.
For added installation versatility, the CBT 1000E-WH is equipped with M8 threaded inserts on the back panel, and the included coupler plate enables quick attachment to the CBT 1000. Optional accessories such as the MTC-PC2 terminal panel cover, MTC-CBT1K-ACC1 accessory kit, and suspension bracket kit further enhance installation options, allowing for mounting in a variety of configurations to best suit the venue's acoustics and architecture.
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