What we know about the measurement:

Selah Audio Integrity DIY is a passive bookshelves that cost around 700 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • -3dB (resp. -6db) point v.s. reference is at 43.9Hz (resp. 38.1Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.9dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.8 and would be 7.54 with a perfect subwoofer.
      • Details: NBD: ON 0.361, LW 0.298, SP 0.394, PIR 0.322; SM: SP0.828, PIR0.742; LFQ 0.775, LFX 36Hz
    • Tonality (Preference) Score is 6.94 with an EQ and would be 8.51 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.289, LW 0.256, SP 0.3, PIR 0.219; SM: SP0.941, PIR0.953; LFQ 0.865, LFX 33Hz
  • Link to Original review.
Selah Audio Integrity DIY
AutomaticEQ (IIR)
Set preamp gain to: -2.7dB.
Type Freq Q Gain
LS 60.0 0.7 2.77
PK 89.0 1.37 -0.18
PK 262.0 0.95 0.59
PK 739.0 0.94 -0.49
PK 1594.0 2.0 2.27
PK 1948.0 2.95 -1.64
PK 4345.0 2.6 -1.12
PK 6937.0 2.49 -1.79
PK 14965.0 0.49 -0.9
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Selah Audio Integrity DIY
flipflop@ASR (IIR)
Set preamp gain to: -2.2dB.
Type Freq Q Gain
PK 300.0 2.5 0.3
PK 379.0 10.0 -0.6
PK 475.0 10.0 0.9
PK 502.0 13.0 -1.4
PK 631.0 15.0 0.5
PK 717.0 1.0 -1.6
PK 773.0 11.0 -0.5
PK 1190.0 18.0 0.4
PK 1305.0 2.517 -1.3
PK 1686.0 5.0 -12.6
PK 1692.0 5.0 17.4
PK 1861.0 5.0 -3.4
PK 2555.0 25.0 0.6
PK 3750.0 6.0 -0.9
PK 4970.0 2.5 0.6
PK 6800.0 2.5 -1.6
PK 9750.0 6.0 -0.7
PK 13150.0 1.6 -1.7
PK 16000.0 3.0 -0.6
HS 20000.0 1.5772935127949521 -2.0
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This EQ is designed by ASR member flipflop.
Selah Audio Integrity DIY
Graphic EQ 15 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
PK 25.0 2.14 0.5
PK 40.0 2.14 0.5
PK 63.0 2.14 0.0
PK 100.0 2.14 0.0
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 0.0
PK 1000.0 2.14 0.0
PK 1600.0 2.14 0.25
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 -0.25
PK 16000.0 2.14 0.0
Download
This EQ is designed for a 15 bands graphical EQ.
Selah Audio Integrity DIY
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.25
PK 63.0 4.32 0.0
PK 80.0 4.32 0.0
PK 100.0 4.32 0.0
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 0.0
PK 630.0 4.32 0.0
PK 800.0 4.32 0.0
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.25
PK 1600.0 4.32 0.5
PK 2000.0 4.32 0.0
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.25
PK 4000.0 4.32 0.0
PK 5000.0 4.32 0.0
PK 6300.0 4.32 -0.25
PK 8000.0 4.32 0.0
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.0
PK 16000.0 4.32 0.25
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)
Selah Audio Integrity DIY: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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