KEF R3 Meta User Manual

16
Model
R2 Meta R6 Meta
Design
Three-way closed box
Three-way closed box
Drive units
Uni-Q Driver Array:
HF: 25 mm (1 in.) vented aluminium dome with MAT
MF: 125 mm (5 in.) aluminium cone
Uni-Q Driver Array:
HF: 25 mm (1 in.) vented aluminium dome with MAT
MF: 125 mm (5 in.) aluminium cone
LF: 2 x 130 mm (5.25 in.) hybrid aluminium cone LF: 2 x 165 mm (6.5 in.) hybrid aluminium cone
Frequency range (-6dB)
58 Hz - 50 kHz 55 Hz - 50 kHz
Typical in-room bass response (-6dB)
43 Hz 40 Hz
Frequency response (±3dB)
67 Hz - 28 kHz 65 Hz - 28 kHz
Crossover frequency
560 Hz, 2.5 kHz 550 Hz, 2.4 kHz
Amplier requirement
15 - 200 W 15 - 250 W
Sensivity (2.83V/1m)
87 dB 88 dB
Harmonic distoron (90dB, 1m)
<1% 84 Hz and above
<0.5% 95 Hz - 20 kHz
<1% 65 Hz and above
<0.5% 93 Hz - 20 kHz
Maximum output
110 dB 111 dB
Impedance
4 (min. 3.2 ) 4 (min. 3.2 )
Weight
15.4 kg (34.0 lbs.) 17.8 kg (39.2 lbs.)
Dimensions (H x W x D)
with terminal
175 x 550 x 309 mm
(6.9 x 21.7 x 12.2 in.)
200 x 625 x 339 mm
(7.9 x 24.6 x 13.3 in.)
Metamaterial Absorption Technology is a joint development with Acoustic Metamaterials Group.
KEF reserves the right, in line with continuing research and development, to amend or change specifications. E&OE.

KEF R3 Meta Specifications

General

Type	3-way bass reflex
Sensitivity	87dB (2.83V/1m)
Maximum Output	110dB
Frequency Range (-6dB)	38Hz - 50kHz
Amplifier Power	15-180W
Nominal Impedance	4 Ohms (min. 3.2 Ohms)
Finish Options	Black / White / Walnut
Frequency Response	58Hz - 28kHz (±3dB)
Drive Units	Uni-Q Driver Array: 25mm (1in.) vented aluminium dome tweeter with Metamaterial Absorption Technology (MAT), 125mm (5in.) aluminium midrange; 165mm (6.5in.) aluminium woofer