What we know about the measurement:

Devialet Phantom Reactor 900 is an active bookshelves that cost around 1200 USD each.

  • 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 20.3Hz (resp. 20.3Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.1dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.77 and would be 7.4 with a perfect subwoofer.
      • Details: NBD: ON 0.491, LW 0.405, SP 0.385, PIR 0.353; SM: SP0.931, PIR0.861; LFQ 0.108, LFX 20Hz
    • Tonality (Preference) Score is 7.45 with an EQ and would be 8.08 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.383, LW 0.299, SP 0.279, PIR 0.244; SM: SP0.939, PIR0.897; LFQ 0.108, LFX 20Hz
  • Link to original Review: asr review. Links to other reviews: tnw review .
Devialet Phantom Reactor 900
AutomaticEQ (IIR)
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 34.0 2.22 -1.72
3 51.0 1.73 -2.58
3 80.0 1.31 -3.67
3 252.0 0.29 1.58
3 279.0 1.24 -3.78
3 369.0 2.97 1.91
3 1010.0 1.0 -1.33
Download

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

Devialet Phantom Reactor 900 filters_auto_eq

AutomaticEQ

Devialet Phantom Reactor 900 filters_eq_full

Target v.s. EQ

Devialet Phantom Reactor 900
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 25.0 2.14 0.0
3 40.0 2.14 0.0
3 63.0 2.14 0.0
3 100.0 2.14 0.0
3 160.0 2.14 0.0
3 250.0 2.14 -0.5
3 400.0 2.14 0.25
3 630.0 2.14 0.0
3 1000.0 2.14 -0.25
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 0.0
3 10000.0 2.14 0.0
3 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

Devialet Phantom Reactor 900
Graphic EQ 31 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.0
3 31.0 4.32 0.0
3 40.0 4.32 0.0
3 50.0 4.32 0.0
3 63.0 4.32 0.0
3 80.0 4.32 0.0
3 100.0 4.32 0.0
3 125.0 4.32 0.0
3 160.0 4.32 0.0
3 200.0 4.32 0.0
3 250.0 4.32 -0.5
3 315.0 4.32 -0.25
3 400.0 4.32 0.25
3 500.0 4.32 0.0
3 630.0 4.32 0.0
3 800.0 4.32 -0.25
3 1000.0 4.32 -0.25
3 1250.0 4.32 0.0
3 1600.0 4.32 0.25
3 2000.0 4.32 -0.25
3 2500.0 4.32 0.0
3 3150.0 4.32 0.25
3 4000.0 4.32 0.25
3 5000.0 4.32 0.0
3 6300.0 4.32 0.0
3 8000.0 4.32 0.0
3 10000.0 4.32 0.0
3 12000.0 4.32 -0.25
3 16000.0 4.32 0.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Devialet Phantom Reactor 900: comparison between EQs
Devialet Phantom Reactor 900

Comparison betweens various EQs

Devialet Phantom Reactor 900

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
;