What we know about the measurement:

Monoprice DT-3 is an active bookshelves that cost around 70 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 74.0Hz (resp. 66.7Hz).
  • Reference level is normalised to 0.9dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 7.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is -0.21 and would be 2.73 with a perfect subwoofer.
      • Details: NBD: ON 1.058, LW 0.989, SP 0.682, PIR 0.787; SM: SP0.053, PIR0.015; LFQ 0.205, LFX 69Hz
    • Tonality (Preference) Score is 5.19 with an EQ and would be 8.04 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.432, LW 0.372, SP 0.278, PIR 0.231; SM: SP0.937, PIR0.917; LFQ 0.168, LFX 66Hz
  • Link to Original review.
Monoprice DT-3
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
PK 109.0 2.45 -3.7
PK 130.0 2.06 -6.93
PK 356.0 0.93 3.0
PK 689.0 1.48 2.08
PK 1532.0 2.98 -8.03
PK 1954.0 2.06 3.0
PK 12301.0 0.25 -9.0
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Monoprice DT-3
Graphic EQ 15 bands
Set preamp gain to: -0.2dB.
Type Freq Q Gain
PK 25.0 2.14 0.0
PK 40.0 2.14 0.0
PK 63.0 2.14 0.0
PK 100.0 2.14 -0.75
PK 160.0 2.14 -0.5
PK 250.0 2.14 0.0
PK 400.0 2.14 0.25
PK 630.0 2.14 0.25
PK 1000.0 2.14 -0.25
PK 1600.0 2.14 -1.0
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 -1.0
PK 6300.0 2.14 -1.0
PK 10000.0 2.14 -1.0
PK 16000.0 2.14 -1.25
Download
This EQ is designed for a 15 bands graphical EQ.
Monoprice DT-3
Graphic EQ 31 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.0
PK 31.0 4.32 0.0
PK 40.0 4.32 0.0
PK 50.0 4.32 0.0
PK 63.0 4.32 0.0
PK 80.0 4.32 0.0
PK 100.0 4.32 -0.75
PK 125.0 4.32 -1.0
PK 160.0 4.32 -0.5
PK 200.0 4.32 0.0
PK 250.0 4.32 0.0
PK 315.0 4.32 0.25
PK 400.0 4.32 0.25
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 -0.25
PK 1250.0 4.32 -0.5
PK 1600.0 4.32 -1.0
PK 2000.0 4.32 0.0
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 -0.5
PK 4000.0 4.32 -1.0
PK 5000.0 4.32 -0.75
PK 6300.0 4.32 -1.0
PK 8000.0 4.32 -0.75
PK 10000.0 4.32 -1.0
PK 12000.0 4.32 -1.0
PK 16000.0 4.32 -1.0
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)
Monoprice DT-3: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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