What we know about the measurement:

Rauna Freja is a passive bookshelves

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a set of 36 horizontal and 36 vertical measurements .
  • -3dB (resp. -6db) point v.s. reference is at 118.1Hz (resp. 93.8Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.65 and would be 7.14 with a perfect subwoofer.
      • Details: NBD: ON 0.379, LW 0.348, SP 0.355, PIR 0.335; SM: SP0.785, PIR0.608; LFQ 1.431, LFX 93Hz
    • Tonality (Preference) Score is 5.71 with an EQ and would be 8.4 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.286, LW 0.254, SP 0.298, PIR 0.241; SM: SP0.95, PIR0.927; LFQ 1.196, LFX 60Hz
  • Link to original Review: asr review. .
  • Vendor specifications:
    • Sensitivity 88 dB
    • Impedance 7 Ohm
    • Size
      • Width 280mm
      • Height 805mm
      • Depth 320mm
    • Weight 33.0kg
Rauna Freja
AutomaticEQ (IIR)
Set preamp gain to: -5.2dB.
Type Freq Q Gain
PK 72.0 0.91 2.99
PK 121.0 0.4 2.99
PK 130.0 2.99 -1.5
PK 190.0 1.48 -2.41
PK 1954.0 2.45 1.23
PK 2964.0 0.56 -2.07
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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