What we know about the measurement:

Ascend Acoustics ELX Ribbon Tower is a passive floorstanders that cost around 2649 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is Ascend Acoustics.
  • Format of the data is a set of 36 horizontal and 36 vertical measurements .
  • -3dB (resp. -6db) point v.s. reference is at 38.7Hz (resp. 33.5Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.8dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 7.02 and would be 8.47 with a perfect subwoofer.
      • Details: NBD: ON 0.274, LW 0.221, SP 0.273, PIR 0.224; SM: SP0.962, PIR0.926; LFQ 0.617, LFX 31Hz
    • Tonality (Preference) Score is 7.49 with an EQ and would be 8.57 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.241, LW 0.219, SP 0.295, PIR 0.234; SM: SP0.958, PIR0.943; LFQ 0.617, LFX 25Hz
  • Vendor specifications:
    • Dispersion: 80° horizontal and 80° vertical.
    • Sensitivity 87.5 dB
    • Impedance 8 Ohm
    • Size
      • Width 190mm
      • Height 109.22mm
      • Depth 267mm
    • Weight 25.4kg
Ascend Acoustics ELX Ribbon Tower
AutomaticEQ (IIR)
Set preamp gain to: -4.0dB.
Type Freq Q Gain
PK 27.0 1.69 3.98
PK 160.0 1.78 0.9
PK 643.0 3.27 -1.21
PK 2765.0 1.74 1.03
PK 4654.0 1.92 -0.36
PK 5536.0 5.19 0.77
PK 9648.0 2.02 -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.
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)
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