What we know about the measurement:

Alcons Audio LR7+LRB is a passive toursound

  • Quality of the measurement data is high.
  • Origin of the data is Alcons Audio.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 41.2Hz (resp. 38.7Hz).
  • Reference level is normalised to -0.3dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Note: The tonality (Preference) score does not make sense for toursound speakers. Don't give too much credits to the value.
    • Tonality (Preference) Score is 3.14 and would be 4.98 with a perfect subwoofer.
      • Details: NBD: ON 0.815, LW 0.751, SP 0.87, PIR 0.776; SM: SP0.806, PIR0.71; LFQ 1.152, LFX 38Hz
    • Tonality (Preference) Score is 5.18 with an EQ and would be 7.02 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.492, LW 0.408, SP 0.627, PIR 0.448; SM: SP0.833, PIR0.823; LFQ 1.152, LFX 38Hz
  • Note: Configuration with 2 LR7 and 1 LRB.
Alcons Audio LR7+LRB
AutomaticEQ (IIR)
Set preamp gain to: -4.2dB.
Type Freq Q Gain
PK 78.0 1.09 -2.97
PK 138.0 2.91 2.98
PK 271.0 1.06 2.92
PK 547.0 2.97 -2.68
PK 691.0 1.6 0.91
PK 1348.0 2.92 2.68
PK 2813.0 2.69 -2.87
PK 7173.0 0.59 2.05
PK 11454.0 1.29 2.86
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Alcons Audio LR7+LRB
Graphic EQ 15 bands
Set preamp gain to: -1.1dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 -0.5
PK 100.0 2.14 -0.5
PK 160.0 2.14 0.25
PK 250.0 2.14 0.5
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 0.25
PK 1600.0 2.14 0.5
PK 2500.0 2.14 0.0
PK 4000.0 2.14 0.5
PK 6300.0 2.14 0.75
PK 10000.0 2.14 1.0
PK 16000.0 2.14 0.0
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This EQ is designed for a 15 bands graphical EQ.
Alcons Audio LR7+LRB
Graphic EQ 31 bands
Set preamp gain to: -1.0dB.
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 -0.5
PK 63.0 4.32 -0.25
PK 80.0 4.32 -0.75
PK 100.0 4.32 -0.5
PK 125.0 4.32 0.0
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 0.0
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 0.25
PK 2000.0 4.32 0.25
PK 2500.0 4.32 0.0
PK 3150.0 4.32 0.0
PK 4000.0 4.32 0.5
PK 5000.0 4.32 0.25
PK 6300.0 4.32 0.5
PK 8000.0 4.32 0.5
PK 10000.0 4.32 0.75
PK 12000.0 4.32 0.75
PK 16000.0 4.32 0.0
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)
Alcons Audio LR7+LRB: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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