What we know about the measurement:

KEF Blade 2 Meta is a passive floorstanders that cost around 25000 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 31.5Hz (resp. 29.3Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.8dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 7.07 and would be 8.19 with a perfect subwoofer.
      • Details: NBD: ON 0.322, LW 0.295, SP 0.275, PIR 0.256; SM: SP0.953, PIR0.895; LFQ 1.098, LFX 26Hz
    • Tonality (Preference) Score is 7.68 with an EQ and would be 8.58 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.27, LW 0.247, SP 0.255, PIR 0.215; SM: SP0.97, PIR0.956; LFQ 1.098, LFX 23Hz
  • Link to original Review: eac review. Links to other reviews: yt review , white_paper review , str review , whf review , ssh review .
  • Vendor specifications:
    • Sensitivity 88 dB
    • Impedance 3.2 Ohm
    • SPL
      • peak: 116 dB
    • Size
      • Width 338mm
      • Height 1461mm
      • Depth 475mm
    • Weight 35.3kg
KEF Blade 2 Meta
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
PK 20.0 0.76 2.84
PK 130.0 1.03 -1.48
PK 197.0 1.48 2.16
PK 1586.0 2.81 1.09
PK 5536.0 0.8 -0.54
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
KEF Blade 2 Meta
AutomaticEQ LW (IIR)
Set preamp gain to: -1.1dB.
Type Freq Q Gain
PK 51.0 1.7 1.23
PK 88.0 2.04 -1.07
PK 144.0 1.67 -2.18
PK 178.0 1.18 2.32
PK 942.0 0.91 -1.35
PK 1642.0 1.17 1.31
PK 14134.0 2.17 0.88
Download
This EQ optimise for a flat listening window and is a good start for near field listening like on your desk.
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 Blade 2 Meta: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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