What we know about the measurement:

EV EVC-1122 is a passive liveportable that cost around 1400 USD each.

  • Quality of the measurement data is medium.
  • Origin of the data is EV.
  • Format of the data is a GLL file .
  • Sensitivity:
    • Sensitivity: 98.5dB (avg. 100Hz-1kHz for 2.83V estimated at 1m).
    • Sensitivity: 78.5dB computed at the measurement distance (10.0m) over the same frequency range.
  • -3dB (resp. -6db) point v.s. reference is at 67.0Hz (resp. 58.0Hz).
  • 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.
  • Directivity
    • Horizontal directivity is (-40.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 2.01 and would be 4.67 with a perfect subwoofer.
      • Details: NBD: ON 0.725, LW 0.848, SP 0.98, PIR 0.88; SM: SP0.792, PIR0.616; LFQ 2.141, LFX 60Hz
    • Tonality (Preference) Score is 3.57 with an EQ and would be 6.16 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.557, LW 0.637, SP 0.816, PIR 0.692; SM: SP0.905, PIR0.837; LFQ 2.141, LFX 58Hz
  • Vendor specifications:
    • Dispersion: 90° horizontal and 55° vertical.
    • Sensitivity 95 dB
    • Impedance 7 Ohm
    • SPL
      • peak: 126 dB
    • Size
      • Width 395mm
      • Height 616mm
      • Depth 401 mm)
    • Weight 20.3 kg
EV EVC-1122
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
3 143.0 1.3 -2.92
3 200.0 2.97 3.0
3 280.0 2.92 1.43
3 668.0 2.95 2.96
3 1103.0 2.79 -1.23
3 4345.0 0.46 0.37
3 5677.0 1.67 -2.14
3 6709.0 2.94 -2.76
3 10361.0 1.26 -1.38
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

EV EVC-1122 filters_auto_eq

AutomaticEQ

EV EVC-1122 filters_eq_full

Target v.s. EQ

EV EVC-1122
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 25.0 2.14 0.5
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 0.0
3 630.0 2.14 0.5
3 1000.0 2.14 -0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 0.25
3 4000.0 2.14 0.0
3 6300.0 2.14 -0.25
3 10000.0 2.14 0.0
3 16000.0 2.14 0.5
Download

These EQ is designed for a 15 bands graphical EQ.

EV EVC-1122
Graphic EQ 31 bands
Set preamp gain to: -0.8dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
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 -0.5
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 0.25
3 400.0 4.32 0.0
3 500.0 4.32 0.25
3 630.0 4.32 0.5
3 800.0 4.32 0.25
3 1000.0 4.32 0.0
3 1250.0 4.32 0.0
3 1600.0 4.32 0.0
3 2000.0 4.32 0.0
3 2500.0 4.32 0.25
3 3150.0 4.32 0.25
3 4000.0 4.32 0.0
3 5000.0 4.32 -0.25
3 6300.0 4.32 0.0
3 8000.0 4.32 0.25
3 10000.0 4.32 0.0
3 12000.0 4.32 0.75
3 16000.0 4.32 0.25
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

EV EVC-1122: comparison between EQs
EV EVC-1122

Comparison betweens various EQs

EV EVC-1122

Improvements made by EQ
CEA2034
On Axis
Early Reflections
Estimated In-Room Response
Horizontal Reflections
Vertical Reflections
SPL Horizontal
SPL Vertical
SPL Horizontal Normalized
SPL Vertical Normalized
SPL Horizontal Contour
SPL Vertical Contour
SPL Horizontal Contour Normalized
SPL Vertical Contour Normalized
SPL Horizontal Contour 3D
SPL Vertical Contour 3D
SPL Horizontal Contour Normalized 3D
SPL Vertical Contour Normalized 3D
SPL Horizontal Radar
SPL Vertical Radar
CEA2034
On Axis
Early Reflections
Estimated In-Room Response
Horizontal Reflections
Vertical Reflections
SPL Horizontal
SPL Vertical
SPL Horizontal Normalized
SPL Vertical Normalized
SPL Horizontal Contour
SPL Vertical Contour
SPL Horizontal Contour Normalized
SPL Vertical Contour Normalized
SPL Horizontal Contour 3D
SPL Vertical Contour 3D
SPL Horizontal Contour Normalized 3D
SPL Vertical Contour Normalized 3D
SPL Horizontal Radar
SPL Vertical Radar
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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