What we know about the measurement:

Emotiva Airmotiv XB2 is a passive bookshelves that cost around 600 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 66.7Hz (resp. 52.7Hz).
  • Reference level is normalised to -0.0dB 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 5.34 and would be 7.62 with a perfect subwoofer.
      • Details: NBD: ON 0.336, LW 0.302, SP 0.305, PIR 0.25; SM: SP0.858, PIR0.656; LFQ 0.599, LFX 49Hz
    • Tonality (Preference) Score is 6.42 with an EQ and would be 8.43 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.277, LW 0.254, SP 0.343, PIR 0.248; SM: SP0.934, PIR0.94; LFQ 0.679, LFX 42Hz
  • Link to original Review: yt review. .
  • Vendor specifications:
    • Sensitivity 86 dB
    • Impedance 4 Ohm
    • Size
      • Width 216mm
      • Height 325mm
      • Depth 292mm
    • Weight 8.1kg
Emotiva Airmotiv XB2
AutomaticEQ (IIR)
Set preamp gain to: -2.3dB.
Type Freq Q Gain
PK 67.0 0.29 2.97
PK 113.0 0.85 -1.93
PK 540.0 2.97 2.96
PK 643.0 1.32 -3.39
PK 879.0 2.94 2.54
PK 16239.0 0.28 -3.18
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
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)
;