What we know about the measurement:

Edifier MR3BT is an active bookshelves that cost around 120 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • -3dB (resp. -6db) point v.s. reference is at 69.6Hz (resp. 60.1Hz).
  • Reference level is normalised to 0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.5dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.91 and would be 6.52 with a perfect subwoofer.
      • Details: NBD: ON 0.573, LW 0.538, SP 0.528, PIR 0.491; SM: SP0.894, PIR0.75; LFQ 0.26, LFX 58Hz
    • Tonality (Preference) Score is 5.0 with an EQ and would be 7.41 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.475, LW 0.429, SP 0.406, PIR 0.378; SM: SP0.932, PIR0.883; LFQ 0.26, LFX 52Hz
  • Link to original Review: yt review. .
  • Vendor specifications:
    • Size
      • Width 125mm
      • Height 2230mm
      • Depth 185mm
    • Weight 3.85kg
Edifier MR3BT
AutomaticEQ (IIR)
Set preamp gain to: -2.7dB.
Type Freq Q Gain
PK 44.0 0.91 1.82
PK 102.0 1.1 2.93
PK 134.0 2.07 -2.49
PK 454.0 3.0 1.51
PK 1083.0 3.0 2.96
PK 1244.0 2.99 -2.08
PK 7834.0 0.25 -0.97
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
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)
;