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StereoPlus / Kef reference 4c
Kef reference 4cKef reference 4cKef reference 4cKef reference 4cKef reference 4c
Kef reference 4c
Kef reference 4c
Kef reference 4c
Kef reference 4c
Kef reference 4c

Kef reference 4c

7500.00

Centrāla 3 joslu skaļruņu sistēma.
Jauda: 50-400W
Jutība: 90dB
Pretestība: 8Ohm
Frekvenču diapazons: 48Hz-35kHz
Skaļruņi: Tw aluminium 25mm, Mid 125mm, Woofer 4 x 165mm

Description

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