What we know about the measurement:

EV EVID-S4.2 is a passive bookshelves that cost around 240 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is EV.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 122.0Hz (resp. 106.0Hz).
  • Reference level is normalised to 0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.3dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is -0.83 and would be 2.94 with a perfect subwoofer.
      • Details: NBD: ON 0.987, LW 0.845, SP 0.772, PIR 0.764; SM: SP0.173, PIR0.001; LFQ 0.644, LFX 109Hz
    • Tonality (Preference) Score is 1.99 with an EQ and would be 5.56 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.726, LW 0.636, SP 0.767, PIR 0.693; SM: SP0.827, PIR0.758; LFQ 0.644, LFX 97Hz
  • Vendor specifications:
    • Dispersion: 110° horizontal and 110° vertical.
    • Sensitivity 87 dB
    • Impedance 6 Ohm
    • SPL
      • continuous: 103 dB
      • peak: 109 dB
    • Size
      • Width 140mm
      • Height 193mm
      • Depth 118mm
    • Weight 1.5kg
EV EVID-S4.2
AutomaticEQ (IIR)
Set preamp gain to: -2.2dB.
Type Freq Q Gain
PK 179.0 2.89 -3.0
PK 8454.0 0.69 -6.0
PK 331.0 0.25 2.47
PK 1725.0 2.98 -2.72
PK 774.0 2.98 -1.85
PK 12778.0 2.74 2.95
PK 9072.0 0.89 -5.58
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
EV EVID-S4.2
Graphic EQ 15 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.25
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 0.0
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 -0.25
PK 4000.0 2.14 -0.5
PK 6300.0 2.14 -1.0
PK 10000.0 2.14 -1.25
PK 16000.0 2.14 -0.25
Download
This EQ is designed for a 15 bands graphical EQ.
EV EVID-S4.2
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 0.25
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 -0.25
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 0.0
PK 800.0 4.32 -0.25
PK 1000.0 4.32 0.25
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 -0.75
PK 8000.0 4.32 -1.0
PK 10000.0 4.32 -1.0
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)
EV EVID-S4.2: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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