What we know about the measurement:

Perlisten s4b is a passive bookshelves that cost around 8000 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 77.6Hz (resp. 58.6Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.26 and would be 7.92 with a perfect subwoofer.
      • Details: NBD: ON 0.358, LW 0.287, SP 0.259, PIR 0.25; SM: SP0.954, PIR0.81; LFQ 1.107, LFX 60Hz
    • Tonality (Preference) Score is 6.9 with an EQ and would be 8.71 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.266, LW 0.202, SP 0.24, PIR 0.188; SM: SP0.987, PIR0.972; LFQ 0.97, LFX 38Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
Perlisten s4b
AutomaticEQ (IIR)
Set preamp gain to: -5.1dB.
Type Freq Q Gain
LS 77.0 0.79 2.97
PK 77.0 0.27 2.96
PK 117.0 1.14 -2.17
PK 511.0 0.41 -1.33
PK 529.0 2.88 2.08
PK 1180.0 2.12 1.34
PK 2545.0 0.94 0.81
PK 2813.0 2.55 0.41
PK 11454.0 1.29 -1.9
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Perlisten s4b
Graphic EQ 15 bands
Set preamp gain to: -1.1dB.
Type Freq Q Gain
PK 25.0 2.14 0.75
PK 40.0 2.14 0.75
PK 63.0 2.14 0.75
PK 100.0 2.14 0.25
PK 160.0 2.14 0.0
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
PK 630.0 2.14 -0.25
PK 1000.0 2.14 0.0
PK 1600.0 2.14 0.0
PK 2500.0 2.14 0.0
PK 4000.0 2.14 -0.25
PK 6300.0 2.14 -0.5
PK 10000.0 2.14 -0.75
PK 16000.0 2.14 0.0
Download
This EQ is designed for a 15 bands graphical EQ.
Perlisten s4b
Graphic EQ 31 bands
Set preamp gain to: -1.2dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.75
PK 31.0 4.32 0.75
PK 40.0 4.32 0.75
PK 50.0 4.32 0.75
PK 63.0 4.32 0.75
PK 80.0 4.32 0.75
PK 100.0 4.32 0.25
PK 125.0 4.32 0.0
PK 160.0 4.32 0.0
PK 200.0 4.32 0.0
PK 250.0 4.32 0.0
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.25
PK 630.0 4.32 -0.25
PK 800.0 4.32 -0.25
PK 1000.0 4.32 0.0
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.0
PK 2000.0 4.32 0.0
PK 2500.0 4.32 0.0
PK 3150.0 4.32 0.0
PK 4000.0 4.32 -0.25
PK 5000.0 4.32 -0.25
PK 6300.0 4.32 -0.25
PK 8000.0 4.32 -0.5
PK 10000.0 4.32 -0.75
PK 12000.0 4.32 -0.75
PK 16000.0 4.32 0.0
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
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)
Perlisten s4b: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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