KEF Reference 4c Centre Channel Speaker



KEF Reference 4c Centre Channel Speaker

Three-way centre speaker

For movie lovers looking for total immersion, Reference 4c is the paradigm. For clarity, detail and emotional depth, it's a revelation.

 Sound

As the main source of dialogue and vocals, the centre channel is critical to your enjoyment of what's on screen. With KEF's superlative new 125mm (5 inch) MF/HF Uni-Q driver array and four 165mm (6.5 inch) bass drivers, the Reference 4c reproduces every last detail exactly as the director or the artist intended.

PRODUCT SHEET

 

Specifications

CABINET FINISH

Silver satin walnut, Copper black aluminium, Blue ice white, Deep piano black, Satin American walnut, Luxury gloss rosewood

 

WEIGHT

45.2kg (99.6lbs)
 

H X W X D WITH GRILLE AND TERMINAL

H x W x D with grille, terminal & plinth :
205 x 1090 x 470 mm (8.1 x 42.9 x 18.5 in.)
 

DESIGN

Three-way bass reflex

UNIT MEASUREMENT

Piece

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)

HARMONIC DISTORTION

2nd & 3rd harmonics (90dB, 1m)
<0.5% 40Hz – 100kHz
<0.2% 200Hz – 10kHz
 

MAXIMUM OUTPUT

116dB (peak sound pressure level at 1m with pink noise)
 

AMPLIFIER CLASS

50-400 W

SENSITIVITY

90dB (2.83V/1m)
 

NOMINAL IMPEDANCE

8 Ohms (min.3.2Ohms)
 

DRIVE UNITS

Uni-Q driver array:
HF: 25mm (1in.) vented aluminium dome
MF: 125mm (5in.) aluminium
Bass units
LF: 4 x165mm (6.5in.) aluminium
 
 

CROSSOVER FREQUENCIES

350Hz, 2.8kHz
 
 

DOWNLOADS

THE REFERENCE Brochure
THE REFERENCE Manual
THE REFERENCE 8b Manual
THE REFERENCE White Paper
THE REFERENCE Information Sheet

 

 



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