What we know about the measurement:

CSS Criton 1TD-X DIY is a passive bookshelves that cost around 770 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 46.9Hz (resp. 39.6Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.28 and would be 6.94 with a perfect subwoofer.
      • Details: NBD: ON 0.513, LW 0.403, SP 0.433, PIR 0.391; SM: SP0.851, PIR0.735; LFQ 0.625, LFX 35Hz
    • Tonality (Preference) Score is 6.79 with an EQ and would be 8.2 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.395, LW 0.307, SP 0.308, PIR 0.24; SM: SP0.938, PIR0.959; LFQ 0.687, LFX 30Hz
  • Link to Original review.
CSS Criton 1TD-X DIY
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
LS 66.0 0.47 3.0
PK 93.0 1.26 -1.64
PK 342.0 1.01 1.39
PK 494.0 1.61 0.81
PK 625.0 2.75 -1.52
PK 1442.0 2.77 1.11
PK 4645.0 1.88 -1.45
PK 9691.0 2.54 3.0
PK 13997.0 1.17 -2.78
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
CSS Criton 1TD-X DIY
Graphic EQ 15 bands
Set preamp gain to: -0.5dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.0
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 0.25
PK 630.0 2.14 -0.25
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 0.0
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.5
PK 16000.0 2.14 -0.25
Download
This EQ is designed for a 15 bands graphical EQ.
CSS Criton 1TD-X DIY
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.25
PK 31.0 4.32 0.25
PK 40.0 4.32 0.25
PK 50.0 4.32 0.25
PK 63.0 4.32 0.0
PK 80.0 4.32 -0.25
PK 100.0 4.32 -0.25
PK 125.0 4.32 -0.25
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 0.25
PK 500.0 4.32 0.0
PK 630.0 4.32 -0.25
PK 800.0 4.32 0.0
PK 1000.0 4.32 0.0
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.25
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 0.0
PK 5000.0 4.32 -0.25
PK 6300.0 4.32 0.0
PK 8000.0 4.32 0.25
PK 10000.0 4.32 0.25
PK 12000.0 4.32 -0.25
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)
CSS Criton 1TD-X DIY: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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