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Reference 4 Meta

Reference 4 Meta

Regular price $7,999.99 USD
Regular price Sale price $7,999.99 USD
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KEF Reference 4 Meta

  • Drive Units:

    • Uni-Q Driver Array:
      HF: 25 mm (1 in.) aluminium dome with MAT (Metamaterial Absorption Technology)
      MF: 125 mm (5 in.) aluminium cone
    • Bass Units:
      LF: 4 x 165 mm (6.5 in.) aluminium cone
  • Frequency Range (Free Field) (-6dB):

    • Short port: 43 Hz - 45 kHz
    • Long port: 40 Hz - 45 kHz
  • Frequency Range (Typical In-Room Bass Response) (-6dB):
    33 Hz for deep and impactful low-end performance.

  • Frequency Response (±3dB):
    48 Hz - 35 kHz for balanced and wide-ranging sound.

  • Crossover Frequency:
    450 Hz, 2.1 kHz for seamless driver integration.

  • Amplifier Requirements:
    Suitable for amplifiers rated between 50 - 200 W.

  • Sensitivity (2.83V/1m):
    88 dB for efficient sound reproduction.

  • Harmonic Distortion (2nd & 3rd Harmonics) (90dB, 1m):

    • <0.5% between 40 Hz – 100 kHz
    • <0.2% between 200 Hz – 2 kHz
    • <0.1% between 2 kHz - 20 kHz
  • Maximum Output (Peak Sound Pressure Level at 1m with Pink Noise):
    116 dB, delivering powerful sound performance.

  • Impedance:
    4 Ω (minimum 3.2 Ω), ensuring compatibility with high-performance amplifiers.

  • Weight:
    45.2 kg (99.6 lbs), offering a solid and robust build.

  • Dimensions (H x W x D) (With Grille and Terminal):
    205 x 1090 x 463 mm (8.1 x 42.9 x 18.2 in.)

 

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