What we know about the measurement:

Devialet Phantom I is an active bookshelves that cost around 2400 USD each.

  • Quality of the measurement data is medium.
  • Origin of the data is Devialet.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 22.4Hz (resp. 22.4Hz).
  • Reference level is normalised to -0.3dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.5dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 70.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-60.0°, 90.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.72 and would be 6.53 with a perfect subwoofer.
      • Details: NBD: ON 0.511, LW 0.474, SP 0.494, PIR 0.406; SM: SP0.808, PIR0.578; LFQ 0.408, LFX 22Hz
    • Tonality (Preference) Score is 6.83 with an EQ and would be 7.64 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.365, LW 0.357, SP 0.476, PIR 0.352; SM: SP0.886, PIR0.83; LFQ 0.408, LFX 22Hz
  • Vendor specifications:
    • SPL
      • peak: 103 dB
    • Size
      • Width 252mm
      • Height 255mm
      • Depth 342 mm)
    • Weight 11.4 kg
Devialet Phantom I
AutomaticEQ (IIR)
Set preamp gain to: -4.9dB.
Type Freq Q Gain
5 22.0 0.56 3.12
3 109.0 3.15 1.18
3 646.0 5.7 -1.08
3 1103.0 2.96 1.52
3 2721.0 5.63 4.65
3 3676.0 4.79 2.25
3 11454.0 1.25 -1.81
Download

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

Devialet Phantom I filters_auto_eq

AutomaticEQ

Devialet Phantom I filters_eq_full

Target v.s. EQ

Devialet Phantom I
AutomaticEQ LW (IIR)
Set preamp gain to: -5.5dB.
Type Freq Q Gain
3 22.0 5.22 3.28
3 76.0 2.43 -0.68
3 109.0 2.02 1.29
3 447.0 0.57 -0.52
3 1103.0 3.17 1.54
3 2813.0 5.01 4.91
3 3676.0 4.22 3.76
Download

These EQ optimise for a flat listening window and is a good start for near field listening like on your desk.

Devialet Phantom I
AutomaticEQ Score (IIR)
Set preamp gain to: -4.5dB.
Type Freq Q Gain
5 22.0 0.52 4.16
3 68.0 0.47 -0.57
3 109.0 2.31 1.64
3 1141.0 3.21 1.53
3 2721.0 5.9 4.33
3 3676.0 4.87 2.09
3 12246.0 0.95 -1.62
Download

Devialet Phantom I: comparison between EQs
Devialet Phantom I

Comparison betweens various EQs

Devialet Phantom I

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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