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
PK 62.0 1.28 3.0
PK 194.0 2.12 -1.81
PK 320.0 3.0 1.66
PK 378.0 2.7 -1.72
PK 1067.0 2.99 1.54
PK 3325.0 2.91 -1.87
PK 3930.0 2.67 1.32
PK 12662.0 2.92 -2.66
PK 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
PK 25.0 2.14 0.0
PK 40.0 2.14 0.5
PK 63.0 2.14 0.5
PK 100.0 2.14 -0.25
PK 160.0 2.14 -0.25
PK 250.0 2.14 -0.25
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 -0.25
PK 4000.0 2.14 -0.25
PK 6300.0 2.14 -0.5
PK 10000.0 2.14 -0.5
PK 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
PK 20.0 4.32 0.0
PK 25.0 4.32 0.0
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 0.5
PK 80.0 4.32 0.0
PK 100.0 4.32 -0.25
PK 125.0 4.32 0.25
PK 160.0 4.32 -0.25
PK 200.0 4.32 -0.25
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 -0.25
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 -0.25
PK 1600.0 4.32 -0.25
PK 2000.0 4.32 -0.25
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 -0.5
PK 4000.0 4.32 -0.25
PK 5000.0 4.32 -0.5
PK 6300.0 4.32 -0.5
PK 8000.0 4.32 -0.25
PK 10000.0 4.32 -0.5
PK 12000.0 4.32 -0.75
PK 16000.0 4.32 -0.75
PK 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
Frequency Frequency with EQ
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