What we know about the measurement:

L-Acoustics 108P is an active liveportable that cost around 7400 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is L-Acoustics.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 71.0Hz (resp. 61.5Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.68 and would be 7.38 with a perfect subwoofer.
      • Details: NBD: ON 0.346, LW 0.383, SP 0.483, PIR 0.41; SM: SP0.885, PIR0.771; LFQ 0.964, LFX 61Hz
    • Tonality (Preference) Score is 6.02 with an EQ and would be 8.55 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.205, LW 0.195, SP 0.361, PIR 0.266; SM: SP0.968, PIR0.938; LFQ 0.964, LFX 56Hz
L-Acoustics 108P
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
LS 71.0 1.06 2.93
PK 309.0 2.4 2.56
PK 404.0 0.59 -1.74
PK 529.0 2.75 2.98
PK 933.0 2.71 1.24
PK 1594.0 2.79 1.34
PK 3555.0 1.53 -0.56
PK 6069.0 2.91 -2.28
HS 11454.0 0.7 -1.91
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
L-Acoustics 108P
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 0.0
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 0.25
PK 1000.0 2.14 0.25
PK 1600.0 2.14 0.25
PK 2500.0 2.14 0.0
PK 4000.0 2.14 0.0
PK 6300.0 2.14 -0.25
PK 10000.0 2.14 -0.25
PK 16000.0 2.14 0.25
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This EQ is designed for a 15 bands graphical EQ.
L-Acoustics 108P
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 0.25
PK 100.0 4.32 0.0
PK 125.0 4.32 0.0
PK 160.0 4.32 0.0
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 0.5
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 0.0
PK 1600.0 4.32 0.5
PK 2000.0 4.32 0.25
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.0
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 0.5
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.25
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)
L-Acoustics 108P: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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