KEF Q Serie Manuel D'utilisation page 22

Model
Design
Drive units
Frequency range (-6dB)
Typical in-room bass response (-6dB)
Frequency response (±3dB)
Crossover frequency
Amplifier requirement
Sensitivity (2.83V/1m)
Harmonic distortion (90dB, 1m)
Maximum output
Impedance
Weight
Dimensions (H x W x D)
with terminal
Dimensions (H x W x D)
with terminal & plinth
20
Q Concerto Meta
Three-way bass reflex
Uni-Q Driver Array:
HF: 19 mm (0.75 in.) vented aluminium dome with MAT
MF: 100 mm (4 in.) aluminium cone
LF: 165 mm (6.5 in.) hybrid aluminium cone
40 Hz - 20 kHz
36 Hz
48 Hz - 20 kHz
430 Hz, 2.9 kHz
15 - 180 W
85 dB
<2% 37 Hz and above
<1% 91 Hz - 20 kHz
108 dB
4 (min. 3.2 )
9.5 kg (20.9 lbs.)
415 x 210 x 315 mm
(16.3 x 8.3 x 12.4 in.)
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