What we know about the measurement:

Axiom ED150A is an active liveportable that cost around 1990 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is Axiom.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 54.5Hz (resp. 48.7Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.76 and would be 5.98 with a perfect subwoofer.
      • Details: NBD: ON 0.657, LW 0.621, SP 0.503, PIR 0.54; SM: SP0.854, PIR0.671; LFQ 1.878, LFX 47Hz
    • Tonality (Preference) Score is 5.34 with an EQ and would be 7.46 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.432, LW 0.43, SP 0.46, PIR 0.4; SM: SP0.946, PIR0.886; LFQ 1.878, LFX 45Hz
  • Note: data computed at 2 meters..
Axiom ED150A
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
PK 49.0 2.86 2.95
PK 155.0 2.57 -1.55
PK 739.0 0.91 -1.45
PK 1480.0 1.96 2.6
PK 4495.0 2.1 -3.69
PK 9001.0 3.0 -3.4
PK 12736.0 2.83 -6.69
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Axiom ED150A
Graphic EQ 15 bands
Set preamp gain to: -1.5dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.0
PK 100.0 2.14 0.0
PK 160.0 2.14 -0.25
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 0.25
PK 1600.0 2.14 0.25
PK 2500.0 2.14 0.25
PK 4000.0 2.14 0.0
PK 6300.0 2.14 0.25
PK 10000.0 2.14 0.0
PK 16000.0 2.14 1.5
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This EQ is designed for a 15 bands graphical EQ.
Axiom ED150A
Graphic EQ 31 bands
Set preamp gain to: -1.5dB.
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 0.25
PK 63.0 4.32 0.0
PK 80.0 4.32 0.0
PK 100.0 4.32 0.0
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 0.0
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.0
PK 630.0 4.32 0.0
PK 800.0 4.32 0.0
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.25
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 0.5
PK 4000.0 4.32 0.0
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 0.25
PK 12000.0 4.32 0.0
PK 16000.0 4.32 1.5
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)
Axiom ED150A: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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