What we know about the measurement:

Behringer B2031A is an active bookshelves that cost around 200 USD for a pair.

  • 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 41.9Hz (resp. 37.5Hz).
  • 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 5.49 and would be 7.27 with a perfect subwoofer.
      • Details: NBD: ON 0.333, LW 0.267, SP 0.359, PIR 0.309; SM: SP0.683, PIR0.579; LFQ 0.992, LFX 37Hz
    • Tonality (Preference) Score is 6.97 with an EQ and would be 8.73 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.245, LW 0.195, SP 0.223, PIR 0.178; SM: SP0.94, PIR0.945; LFQ 0.992, LFX 37Hz
  • Link to Original review.
Behringer B2031A
AutomaticEQ (IIR)
Set preamp gain to: -1.3dB.
Type Freq Q Gain
PK 102.0 2.02 -3.02
PK 144.0 2.63 -1.21
PK 252.0 2.5 -1.77
PK 560.0 2.99 -1.06
PK 849.0 1.36 -1.7
PK 2094.0 2.23 1.5
PK 16239.0 1.15 -5.75
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Behringer B2031A
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
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 -0.5
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 -0.25
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 0.25
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.0
PK 16000.0 2.14 -0.5
Download
This EQ is designed for a 15 bands graphical EQ.
Behringer B2031A
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 0.0
PK 63.0 4.32 -0.25
PK 80.0 4.32 -0.25
PK 100.0 4.32 -0.5
PK 125.0 4.32 -0.25
PK 160.0 4.32 -0.25
PK 200.0 4.32 0.0
PK 250.0 4.32 -0.25
PK 315.0 4.32 -0.25
PK 400.0 4.32 0.0
PK 500.0 4.32 -0.25
PK 630.0 4.32 -0.25
PK 800.0 4.32 -0.25
PK 1000.0 4.32 0.0
PK 1250.0 4.32 0.0
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 0.25
PK 4000.0 4.32 0.25
PK 5000.0 4.32 0.25
PK 6300.0 4.32 0.0
PK 8000.0 4.32 0.0
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.0
PK 16000.0 4.32 -0.5
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)
Behringer B2031A: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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