What we know about the measurement:

Grimani Systems Tau is an active floorstanders

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a scanned image .
  • -3dB (resp. -6db) point v.s. reference is at 46.2Hz (resp. 43.7Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.2dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.32 and would be 5.36 with a perfect subwoofer.
      • Details: NBD: ON 0.562, LW 0.548, SP 0.777, PIR 0.673; SM: SP0.683, PIR0.471; LFQ 0.554, LFX 43Hz
    • Tonality (Preference) Score is 4.4 with an EQ and would be 6.4 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.546, LW 0.486, SP 0.652, PIR 0.546; SM: SP0.844, PIR0.739; LFQ 0.554, LFX 42Hz
  • Link to Original review.
Grimani Systems Tau
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
3 62.0 1.28 3.0
3 194.0 2.12 -1.81
3 320.0 3.0 1.66
3 378.0 2.7 -1.72
3 1067.0 2.99 1.54
3 3325.0 2.91 -1.87
3 3930.0 2.67 1.32
3 12662.0 2.92 -2.66
3 14965.0 1.09 -1.24
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Grimani Systems Tau filters_auto_eq

AutomaticEQ

Grimani Systems Tau filters_eq_full

Target v.s. EQ

Grimani Systems Tau
Graphic EQ 15 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
3 25.0 2.14 0.0
3 40.0 2.14 0.5
3 63.0 2.14 0.5
3 100.0 2.14 -0.25
3 160.0 2.14 -0.25
3 250.0 2.14 -0.25
3 400.0 2.14 -0.25
3 630.0 2.14 -0.25
3 1000.0 2.14 0.0
3 1600.0 2.14 -0.25
3 2500.0 2.14 -0.25
3 4000.0 2.14 -0.25
3 6300.0 2.14 -0.5
3 10000.0 2.14 -0.5
3 16000.0 2.14 -0.75
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These EQ is designed for a 15 bands graphical EQ.

Grimani Systems Tau
Graphic EQ 31 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.0
3 31.0 4.32 0.25
3 40.0 4.32 0.25
3 50.0 4.32 0.25
3 63.0 4.32 0.5
3 80.0 4.32 0.0
3 100.0 4.32 -0.25
3 125.0 4.32 0.25
3 160.0 4.32 -0.25
3 200.0 4.32 -0.25
3 250.0 4.32 -0.25
3 315.0 4.32 0.0
3 400.0 4.32 -0.25
3 500.0 4.32 -0.25
3 630.0 4.32 -0.25
3 800.0 4.32 -0.25
3 1000.0 4.32 0.0
3 1250.0 4.32 -0.25
3 1600.0 4.32 -0.25
3 2000.0 4.32 -0.25
3 2500.0 4.32 -0.25
3 3150.0 4.32 -0.5
3 4000.0 4.32 -0.25
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.5
3 8000.0 4.32 -0.25
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.75
3 16000.0 4.32 -0.75
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Grimani Systems Tau: comparison between EQs
Grimani Systems Tau

Comparison betweens various EQs

Grimani Systems Tau

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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