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 CI250RRM-THX is a passive inwall that cost around 2500 USD each.

  • Quality of the measurement data is medium.
  • Origin of the data is KEF.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 160.0Hz (resp. 65.0Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.2dB over the same frequency range.
  • Tonality (Preference) Score
    • Note: The tonality (Preference) score does not make sense for inwall speakers. Don't give too much credits to the value.
    • Tonality (Preference) Score is 3.06 and would be 6.2 with a perfect subwoofer.
      • Details: NBD: ON 0.491, LW 0.296, SP 0.3, PIR 0.276; SM: SP0.568, PIR0.243; LFQ 2.785, LFX 77Hz
    • Tonality (Preference) Score is 6.61 with an EQ and would be 8.34 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.364, LW 0.197, SP 0.271, PIR 0.205; SM: SP0.952, PIR0.941; LFQ 2.733, LFX 36Hz
  • Link to original Review: white_paper review. .
  • Note: The speaker is optimised for being listen to off axis at 30 up to 60 degrees.
KEF CI250RRM-THX
AutomaticEQ (IIR)
Set preamp gain to: -5.1dB.
Type Freq Q Gain
PK 47.0 0.25 2.98
PK 160.0 0.25 2.95
PK 211.0 1.27 -2.16
PK 1202.0 1.76 -2.35
PK 1760.0 2.98 -2.13
PK 3405.0 2.88 -2.27
PK 6818.0 2.94 -1.57
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
KEF CI250RRM-THX
AutomaticEQ LW (IIR)
Set preamp gain to: -5.5dB.
Type Freq Q Gain
PK 117.0 0.76 2.86
PK 369.0 1.43 1.88
PK 714.0 1.76 2.18
PK 1288.0 0.72 -2.17
PK 13186.0 0.36 2.63
PK 15685.0 2.44 3.0
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 CI250RRM-THX: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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