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KEF

REFERENCE 4c

REFERENCE 4c

Regular price $12,995.00 AUD
Regular price $12,995.00 AUD Sale price $12,995.00 AUD
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DESIGN Three-way bass reflex
DRIVE UNITS Uni-Q driver array: 
HF: 25mm (1in.) vented aluminium dome 
MF: 125mm (5in.) aluminium 
Bass units: 
LF: 4 x165mm (6.5in.) aluminium
FREQUENCY RANGE Typical in room bass response: 33Hz (-6dB)
Free Field - Short port: 43Hz - 45kHz (-6dB)
Free Field - Long port: 40Hz - 45kHz (-6dB)
FREQUENCY RESPONSE 48Hz - 35kHz (±3dB)
CROSSOVER FREQUENCIES 350Hz, 2.8kHz
MAXIMUM OUTPUT 116dB (peak sound pressure level at 1m with pink noise)
AMPLIFIER CLASS 50-400 W
SENSITIVITY 90dB (2.83V/1m)
HARMONIC DISTORTION 2nd & 3rd harmonics (90dB, 1m)
<0.5% 40Hz – 100kHz 
<0.2% 200Hz – 10kHz
IMPEDANCE 8 Ohms (min.3.2 Ohms)
DIMENSIONS H x W x D with grille, terminal & plinth : 205 x 1090 x 470 mm (8.1 x 42.9 x 18.5 in.)
WEIGHT 45.2kg (99.6lbs)
UNIT MEASUREMENT Piece
DOCUMENT DOWNLOAD THE REFERENCE Brochure
THE REFERENCE Manual
THE REFERENCE 8b Manual
THE REFERENCE White Paper
THE REFERENCE Information Sheet
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