Ci200QSb-THX

Ci200QSb-THX by KEF

Design: The Ci200QSb-THX is a cutting-edge in-ceiling subwoofer, engineered to deliver impactful, cinema-quality bass. Its THX Certification ensures an immersive audio experience, while its compact design allows for seamless integration into various audio setups. With support for both passive and active modes, this subwoofer offers the flexibility to meet the demands of high-performance home theater or multi-room audio systems.

Driver Configuration:

• Low-Frequency Driver (LF): Equipped with a 200mm (8in.) driver, this subwoofer is designed to produce deep, resonant bass, optimized for clear and powerful low-end performance in both passive and active modes.

Nominal Impedance:

• 6 Ohms in Passive Mode (Crossover "ON"), ensuring compatibility with a wide range of amplifiers.
• N/A in Active Mode when paired with the KEF KASA500 amplifier, maximizing output and efficiency in powered setups.

Sensitivity:

• 85dB in Passive Mode (Crossover "ON"), providing efficient sound output when connected to a passive amplifier.
• N/A in Active Mode with the KASA500, which directly powers the subwoofer for optimized performance.

Crossover Frequencies:

• 100Hz in Passive Mode, with the crossover engaged for seamless integration with other speakers.
• N/A in Active Mode, where the KEF KASA500 amplifier controls the frequency response.

Frequency Response:

• 40Hz - 100Hz in Passive Mode (Crossover "ON"), delivering solid bass in non-powered setups.
• 18Hz - 140Hz in Active Mode when used with the KEF KASA500, extending the bass range for deeper, more dynamic low-frequency output.

Amplifier Compatibility:

• In Passive Mode, the subwoofer requires an amplifier with a power rating of 10-150 watts, making it versatile enough to work with a wide variety of systems.
• In Active Mode, the subwoofer is specially designed to pair with the KEF KASA500 amplifier, which provides the necessary power and control for optimized bass performance.

Dimensions:

• External Diameter: The subwoofer measures 273 x 273 x 106 mm (10.75 x 10.75 x 4.17 in.), ensuring a compact yet effective footprint.
• Cut-Out Dimensions: Requires a 238 x 238 mm (9.37 x 9.37 in.) cut-out for installation, allowing it to blend seamlessly into the ceiling.

Mounting Depth: The mounting depth of 101.6mm (4 in.) ensures a low-profile installation, maintaining the room’s aesthetic while delivering high-quality sound.

Ceiling Thickness:

• Maximum: Accommodates ceilings up to 40mm (1.58 in.) thick.
• Minimum: Can be installed in ceilings as thin as 6mm (0.24 in.), offering versatility in a range of installation scenarios.

Weight: The subwoofer weighs 3.3kg (7.28 lbs), making it easy to install without compromising on performance.

Optional Accessories: Compatible with the RIF200S rough-in frame, which simplifies the installation process during the construction phase or pre-installation planning.