What we know about the measurement:

Ascend Acoustics Luna V2 Mini-Monitor Ribbon is a passive bookshelves that cost around 1248 USD for a pair.

  • 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 .
  • Sensitivity: 80.0dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 74.7Hz (resp. 58.6Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.3dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 80.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 10.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.99 and would be 7.61 with a perfect subwoofer.
      • Details: NBD: ON 0.447, LW 0.351, SP 0.386, PIR 0.341; SM: SP0.933, PIR0.89; LFQ 0.689, LFX 58Hz
    • Tonality (Preference) Score is 6.29 with an EQ and would be 8.48 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.309, LW 0.204, SP 0.26, PIR 0.203; SM: SP0.949, PIR0.94; LFQ 0.617, LFX 46Hz
  • Vendor specifications:
    • Sensitivity 82.0 dB
    • Impedance 8 Ohm
    • Size
      • Width 146mm
      • Height 270mm
      • Depth 152mm
    • Weight 3.75kg
Ascend Acoustics Luna V2 Mini-Monitor Ribbon
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
PK 58.0 0.85 3.0
PK 130.0 0.89 -2.93
PK 134.0 0.25 0.87
PK 579.0 2.3 -2.98
PK 1244.0 0.36 2.93
PK 1288.0 2.1 -3.35
PK 2862.0 1.0 -2.55
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Ascend Acoustics Luna V2 Mini-Monitor Ribbon filters_auto_eq

AutomaticEQ

Ascend Acoustics Luna V2 Mini-Monitor Ribbon filters_eq_full

Target v.s. 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
Frequency Frequency with EQ
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