What we know about the measurement:

Yamaha DXR8mkII is an active liveportable that cost around 1300 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is Yamaha.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 69.0Hz (resp. 65.0Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.5dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.34 and would be 6.15 with a perfect subwoofer.
      • Details: NBD: ON 0.667, LW 0.589, SP 0.585, PIR 0.542; SM: SP0.88, PIR0.755; LFQ 1.253, LFX 64Hz
    • Tonality (Preference) Score is 4.64 with an EQ and would be 7.39 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.471, LW 0.416, SP 0.46, PIR 0.4; SM: SP0.95, PIR0.898; LFQ 1.253, LFX 63Hz
Yamaha DXR8mkII
AutomaticEQ (IIR)
Set preamp gain to: -1.8dB.
Type Freq Q Gain
LS 69.0 1.05 2.98
PK 289.0 1.32 1.75
PK 462.0 2.99 0.81
PK 739.0 2.74 1.42
PK 1491.0 2.41 -2.6
PK 4345.0 0.27 3.0
PK 6069.0 2.77 -2.99
PK 9691.0 2.9 -2.52
LS 13092.0 0.55 -1.2
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Yamaha DXR8mkII
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 25.0 2.14 0.5
PK 40.0 2.14 0.5
PK 63.0 2.14 0.5
PK 100.0 2.14 -0.25
PK 160.0 2.14 0.0
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
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 -0.25
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.5
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This EQ is designed for a 15 bands graphical EQ.
Yamaha DXR8mkII
Graphic EQ 31 bands
Set preamp gain to: -0.8dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.5
PK 63.0 4.32 0.5
PK 80.0 4.32 0.0
PK 100.0 4.32 0.0
PK 125.0 4.32 -0.25
PK 160.0 4.32 0.0
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 0.25
PK 1250.0 4.32 -0.25
PK 1600.0 4.32 0.0
PK 2000.0 4.32 0.5
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.5
PK 4000.0 4.32 0.5
PK 5000.0 4.32 0.25
PK 6300.0 4.32 0.0
PK 8000.0 4.32 0.25
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.25
PK 16000.0 4.32 0.75
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)
Yamaha DXR8mkII: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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