KEF Blade - Specifications; Technical Details and Finishes

specifications
Page 19
Blade
Design Three-way bass reflex, Single Apparent Source
driver configuration
Drive units Uni-Q driver array:
MF: 125mm (5in.) Li-Mg-Al /LCP hybrid cone
HF: 25mm (1in.) Al dome
Bass units:
LF: 4 x 225mm (9in.) with force cancelling
Frequency response 40Hz - 35kHz +/- 3dB
28Hz - 45kHz. +/- 6dB
Harmonic distortion 2nd and 3rd harmonics (90dB/1m):
<0.5% 40Hz - 100kHz
<0.2% 200Hz - 10kHz
Crossover frequencies 350Hz, 3kHz
Amplifier requirements 50 - 400W
Sensitivity (2.83V/1m) 90dB
Maximum output (SPL) 117dB
Nominal impedance 4 Ohms (3.2 Ohms min.)
Weight 57.2 kg (126 lbs)
Dimensions
(H x W x D)
1590 x 363 x 540 mm
62.5 x 14.3 x 21.2in.
Standard Finishes Gloss black or gloss white
Custom Colours Garnet, sapphire, grigio, racing red, racing blue, pale
gold, orange sorbet, graphite, stardust, lemon sorbet,
lime sorbet or snow white
1590mm
(62.5in.)
363mm
(14.3in.)
540mm
(21.2in.)