KEF R Serie Manuel D'installation page 17

Model R700 R900 R200c
Design Three-way bass reflex Three-way bass reflex Three-way bass reflex
Drive units Uni-Q driver array:
HF: 25mm (lin.) vented aluminium dome
MF: 125mm (5in.) aluminium
Bass units:
LF: 2 x 165mm (6.5in.) aluminium
Uni-Q driver array:
HF:25mm (lin.) vented aluminium dome
MF: 125mm (5in.) aluminium
Bass units:
LF: 2 x 200mm (8in.) aluminium
Uni-Q driver array:
HF:25mm (lin.) vented aluminium dome
MF: 125mm (5in.) aluminium
Bass units:
LF: 2 x 130mm (5.25in.) aluminium
Frequency range (-6dB) 37Hz - 45kHz 35Hz-45kHz 52Hz - 45kHz
Frequency response (±3dB) 42Hz - 28kHz 40Hz - 28kHz 65 Hz - 28kHz
Crossover frequency 500Hz, 2.9kHz 400Hz, 2.9kHz 500Hz, 2.8kHz
Amplifier requirements 25 - 200 W 25 - 250W 25 - I50W
Sensitivity (2.83V/Im) 89dB 90dB 87dB
Harmonic distortion
2nd & 3rd harmonics (90dB, Im)
<0.4% 100Hz-20kHz <0.4% 80Hz-20kHz <0.4% l20Hz-20kHz
Maximum output 1 l3dB 1 15dB 1 1 IdB
Nominal impedance 80 (min. 3.20) 80 (min. 3.70) 80 (min. 3.20)
Weight 25.9kg (57.1 lbs.) 29.5kg (65lbs.) 14.4kg (3l.7lbs.)
Dimension (H xW x D)
(with grille and terminal)
1070x210x 345 mm
(42.1 x 8.3 x 13.6 in.)
1130x240x 365 mm
(44.5 x 9.4 x 14.4 in.)
170 x 530 x 305 mm
(6.7 x 20.9 x 12 in.)
Dimension (H xW x D)
(with grille, terminal & plinth)
1121 x 329x 368 mm
(44.1 x 13.0 x 14.5 in.)
1 181 x 359 x 388 mm
(46.5 x 14.1 x 15.3 in.)
N/A
KEF reserves the right, in line with continuing research and development, to amend or change specifications. E&OE.
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