What we know about the measurement:

Radiant Acoustics Clarity 6.2 is a passive bookshelves that cost around 4000 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 62.3Hz (resp. 39.6Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.8dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.54 and would be 7.31 with a perfect subwoofer.
      • Details: NBD: ON 0.369, LW 0.353, SP 0.308, PIR 0.298; SM: SP0.912, PIR0.623; LFQ 0.706, LFX 37Hz
    • Tonality (Preference) Score is 6.88 with an EQ and would be 8.33 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.313, LW 0.299, SP 0.332, PIR 0.269; SM: SP0.982, PIR0.965; LFQ 0.641, LFX 31Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
  • Vendor specifications:
    • Sensitivity 85 dB
    • Impedance 4 Ohm
    • Size
      • Width 222mm
      • Height 364mm
      • Depth 266mm
    • Weight 12.45kg
Radiant Acoustics Clarity 6.2
AutomaticEQ (IIR)
Set preamp gain to: -3.9dB.
Type Freq Q Gain
PK 31.0 1.19 2.7
PK 121.0 0.25 2.34
PK 139.0 0.39 -0.18
PK 211.0 1.64 0.73
PK 820.0 0.26 -1.37
PK 879.0 2.06 2.15
PK 16239.0 0.5 -4.04
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)
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