What we know about the measurement:

KEF R2C Meta is a passive center that cost around 1400 USD

  • Quality of the measurement data is medium.
  • Origin of the data is KEF.
  • Format of the data is .
  • -3dB (resp. -6db) point v.s. reference is at 78.1Hz (resp. 65.7Hz).
  • Reference level is normalised to 1.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.3dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.22 and would be 7.95 with a perfect subwoofer.
      • Details: NBD: ON 0.401, LW 0.336, SP 0.317, PIR 0.305; SM: SP0.967, PIR0.94; LFQ 0.843, LFX 62Hz
    • Tonality (Preference) Score is 6.19 with an EQ and would be 8.49 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.28, LW 0.232, SP 0.271, PIR 0.216; SM: SP0.946, PIR0.929; LFQ 0.843, LFX 49Hz
  • Link to original Review: white_paper review. .
KEF R2C Meta
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
PK 49.0 0.8 3.0
PK 105.0 2.81 -1.67
PK 144.0 2.01 -1.62
PK 310.0 1.24 -1.66
PK 849.0 1.06 -2.81
PK 1046.0 2.67 2.84
PK 5347.0 1.73 -1.93
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
KEF R2C Meta
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.25
PK 100.0 2.14 0.0
PK 160.0 2.14 -0.25
PK 250.0 2.14 -0.25
PK 400.0 2.14 -0.25
PK 630.0 2.14 -0.25
PK 1000.0 2.14 0.25
PK 1600.0 2.14 0.25
PK 2500.0 2.14 0.25
PK 4000.0 2.14 0.0
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.25
PK 16000.0 2.14 0.25
Download
This EQ is designed for a 15 bands graphical EQ.
KEF R2C Meta
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.25
PK 31.0 4.32 0.25
PK 40.0 4.32 0.25
PK 50.0 4.32 0.25
PK 63.0 4.32 0.25
PK 80.0 4.32 0.25
PK 100.0 4.32 0.0
PK 125.0 4.32 -0.25
PK 160.0 4.32 -0.25
PK 200.0 4.32 0.0
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.0
PK 630.0 4.32 -0.25
PK 800.0 4.32 -0.25
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.25
PK 2000.0 4.32 0.25
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.0
PK 4000.0 4.32 0.0
PK 5000.0 4.32 0.0
PK 6300.0 4.32 0.0
PK 8000.0 4.32 0.25
PK 10000.0 4.32 0.25
PK 12000.0 4.32 0.25
PK 16000.0 4.32 0.25
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
Improvement made by adding the above EQ
EQ
AutoEQ
Target v.s. EQ
Target v.s. EQ
Histogram of errors
On Axis (fullrange)
Listening Window (fullrange)
Predicted In-Room Response (fullrange)
KEF R2C Meta: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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