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http://www.ceilingspeakers-uk.co.uk/upload/docs/kef_ci802qr_installation.pdf
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Polar graphs
Directivity Index / BeamwidthFrequency / Power response, Input impedance
Specifications
*With back can **Without back can
Installation
Architectural specifications:The Ci Series Ci80QR comprises Uni-Q®
15mm aluminium dome tweeter with80mm white polypropylene bass/mid unitwith double neo compound magnet system.Performance should meet or exceed thefollowing criteria: frequency response
1 metre on-axis with swept sinewave shallbe 130Hz to 27kHz, sensitivity shall be atleast 85dB for 2.83V@1m. The impedanceshall be 4 ohms. The Ci Series Ci80QR isbest suited where high quality music andspeech reinforcement applications requirehi-fi performance such as:
· Multi Room systems.· Home Theatre systems.· Lounges, Bars, Boutiques.· Boardrooms & Offices.
Frequency range 130Hz - 27kHz* 100Hz - 27kHz**
Sensitivity (2.83v @ 1m) 85dB
Rec. amplifier power 10 - 50W
Nominal Impedance 4Ω (min. 3.2Ω)
Crossover Frequency 3kHz
Enclosure material ABS
Terminals spring terminals up to Ø2.5mm (0.1”)conductor
Dimensions (Ø x depth) Ø103 x 140 mm, Ø103 x 80 mm,4.05 x 5.51 in.* 4.05 x 3.14 in.**
Net weight 0.63kg (1.38lbs)* 0.49kg (1.07lbs)**
500Hz 1kHz
2kHz 4kHz
8kHz 16kHz
PL1611EN
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(Wall Install) (Ceiling Install)
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