KEF Ci250RRb The Extreme Architectural Subwoofer User Manual
- October 27, 2023
- KEF
Table of Contents
KEF Ci250RRb The Extreme Architectural Subwoofer
Introduction
Thank you for purchasing this KEF Ci series custom installation loudspeaker. These products have been designed for dry-lined, stud partition walls and ceilings and for suspended ceilings and will deliver many years of superb sound quality.
Warning
Installation should be performed by an installer who is skilled in the proper use of hand and power tools, knowledge of local building and fire codes, and who is familiar with the environment behind the wall or ceiling where the speaker is being installed. No attempt should be made to install these loudspeakers unless you are sure you will not be cutting through electric cables, water or gas pipes, or supporting joists. Ensure the loading on the wall or ceiling will support the weight of these assemblies.
Installation
Decoration
DIMENSION
Specifications
KEF reserves the right, in line with continuing research and development, to amend or change specifications. E&OE. THX and the THX Logo are the property of THX Ltd., registered in the U.S. and other countries
- Model Ci250RRb -THX Active Mode (KASA500)
- Series Ci-R Series
- Nominal impedance N/A
- Sensitivity (2.83V/1m) N/A
- Frequency response (±6dB)
- open-backed 20Hz-KASA setting
- Crossover frequency N/A
- Drive units LF 250mm (10in.)
- Required amplifier KASA500
- Product external dimensions Diameter Ø346mm (13.62in.)
- Depth 153mm (6in.)
- Cut-out dimensions Diameter Ø300mm (11.81in.)
- Net Weight 5.6kg (12.3lbs)
- Mounting depth from surface 147mm (5.8in.)
- Ideal Rear Volume (L) 140L
- Minimum Rear Volume (L) 70L
- Optional rough in frame N/A
- Optional rear enclosure N/A
- THX-Certified *THX Certified Ultra, THX Certified Select
GP Acoustics (UK) Limited Eccleston Road Tovil, Maidstone Kent, ME15 6QP UK