What we know about the measurement:

Meyer Sound Ultra X23 is an active liveportable that cost around 4300 USD each.

  • Quality of the measurement data is medium.
  • Origin of the data is Meyer Sound.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 71.0Hz (resp. 67.0Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.1dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-40.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-40.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 1.27 and would be 4.08 with a perfect subwoofer.
      • Details: NBD: ON 0.89, LW 0.665, SP 0.69, PIR 0.666; SM: SP0.492, PIR0.264; LFQ 0.648, LFX 64Hz
    • Tonality (Preference) Score is 3.67 with an EQ and would be 6.42 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.732, LW 0.521, SP 0.523, PIR 0.492; SM: SP0.892, PIR0.879; LFQ 0.648, LFX 63Hz
  • Note: Data provided by Meyer is high quality above 50Hz-100Hz.
Meyer Sound Ultra X23
AutomaticEQ (IIR)
Set preamp gain to: -1.3dB.
Type Freq Q Gain
3 98.0 1.74 -1.31
3 243.0 2.52 1.35
3 666.0 2.05 1.11
3 1381.0 1.44 2.99
3 1429.0 3.0 -5.29
3 3525.0 3.0 -2.52
3 9001.0 0.71 -6.22
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Meyer Sound Ultra X23 filters_auto_eq

AutomaticEQ

Meyer Sound Ultra X23 filters_eq_full

Target v.s. EQ

Meyer Sound Ultra X23
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 25.0 2.14 0.25
3 40.0 2.14 0.25
3 63.0 2.14 0.25
3 100.0 2.14 -0.25
3 160.0 2.14 0.0
3 250.0 2.14 0.25
3 400.0 2.14 0.0
3 630.0 2.14 0.25
3 1000.0 2.14 0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 0.25
3 4000.0 2.14 0.0
3 6300.0 2.14 0.0
3 10000.0 2.14 -0.5
3 16000.0 2.14 0.25
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These EQ is designed for a 15 bands graphical EQ.

Meyer Sound Ultra X23
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.25
3 31.0 4.32 0.25
3 40.0 4.32 0.25
3 50.0 4.32 0.25
3 63.0 4.32 0.25
3 80.0 4.32 0.0
3 100.0 4.32 -0.25
3 125.0 4.32 -0.25
3 160.0 4.32 0.0
3 200.0 4.32 0.0
3 250.0 4.32 0.0
3 315.0 4.32 0.0
3 400.0 4.32 0.0
3 500.0 4.32 0.25
3 630.0 4.32 0.25
3 800.0 4.32 0.25
3 1000.0 4.32 0.25
3 1250.0 4.32 0.0
3 1600.0 4.32 0.0
3 2000.0 4.32 0.0
3 2500.0 4.32 0.25
3 3150.0 4.32 0.0
3 4000.0 4.32 -0.25
3 5000.0 4.32 -0.25
3 6300.0 4.32 -0.25
3 8000.0 4.32 -0.25
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.25
3 16000.0 4.32 0.25
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Meyer Sound Ultra X23: comparison between EQs
Meyer Sound Ultra X23

Comparison betweens various EQs

Meyer Sound Ultra X23

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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