What we know about the measurement:

M-Audio BX5 D3 is an active bookshelves that cost around 300 USD each.

  • Quality of the measurement data is medium.
  • Origin of the data is Misc.
  • Format of the data is .
  • -3dB (resp. -6db) point v.s. reference is at 64.4Hz (resp. 59.1Hz).
  • Reference level is normalised to 0.5dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.82 and would be 7.42 with a perfect subwoofer.
      • Details: NBD: ON 0.377, LW 0.357, SP 0.381, PIR 0.374; SM: SP0.844, PIR0.776; LFQ 0.347, LFX 58Hz
    • Tonality (Preference) Score is 6.08 with an EQ and would be 8.71 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.226, LW 0.189, SP 0.289, PIR 0.206; SM: SP0.948, PIR0.953; LFQ 0.347, LFX 59Hz
  • Link to original Review: asr review. .
M-Audio BX5 D3
AutomaticEQ (IIR)
Set preamp gain to: -1.4dB.
Type Freq Q Gain
3 121.0 1.36 -3.1
3 235.0 0.64 -2.54
3 454.0 2.98 2.51
3 1244.0 2.98 2.99
3 1480.0 1.01 -2.69
3 2862.0 2.97 2.35
3 12301.0 0.87 -2.27
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

M-Audio BX5 D3 filters_auto_eq

AutomaticEQ

M-Audio BX5 D3 filters_eq_full

Target v.s. EQ

M-Audio BX5 D3
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 25.0 2.14 0.25
3 40.0 2.14 0.25
3 63.0 2.14 0.25
3 100.0 2.14 -0.5
3 160.0 2.14 -0.75
3 250.0 2.14 -0.5
3 400.0 2.14 0.0
3 630.0 2.14 0.0
3 1000.0 2.14 0.0
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 0.0
3 10000.0 2.14 -0.25
3 16000.0 2.14 0.0
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These EQ is designed for a 15 bands graphical EQ.

M-Audio BX5 D3
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.25
3 31.0 4.32 0.25
3 40.0 4.32 0.25
3 50.0 4.32 0.25
3 63.0 4.32 0.25
3 80.0 4.32 -0.25
3 100.0 4.32 -0.5
3 125.0 4.32 -0.75
3 160.0 4.32 -0.75
3 200.0 4.32 -0.5
3 250.0 4.32 -0.5
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 0.0
3 800.0 4.32 -0.25
3 1000.0 4.32 0.0
3 1250.0 4.32 0.25
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 0.25
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
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These EQ is designed for a 31 bands graphical EQ.

M-Audio BX5 D3: comparison between EQs
M-Audio BX5 D3

Comparison betweens various EQs

M-Audio BX5 D3

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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