Notice

Warning

We have multiple measurements for this speaker. Click here to see the default one (which is higher quality if we have one measurement better than the others).

What we know about the measurement:

KEF R3 is a passive bookshelves that cost around 1400 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • -3dB (resp. -6db) point v.s. reference is at 74.7Hz (resp. 43.9Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.4dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.46 and would be 8.27 with a perfect subwoofer.
      • Details: NBD: ON 0.279, LW 0.238, SP 0.235, PIR 0.216; SM: SP0.925, PIR0.831; LFQ 0.678, LFX 38Hz
    • Tonality (Preference) Score is 6.86 with an EQ and would be 8.52 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.245, LW 0.205, SP 0.241, PIR 0.195; SM: SP0.936, PIR0.879; LFQ 0.678, LFX 35Hz
  • Link to original Review: eac review. Links to other reviews: asr review , yt review , white_paper review .
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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