What we know about the measurement:

March Audio Sointuva AWG is a passive bookshelves that cost around 4100 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 81.8dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 39.6Hz (resp. 33.7Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.9dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 7.03 and would be 8.53 with a perfect subwoofer.
      • Details: NBD: ON 0.293, LW 0.261, SP 0.26, PIR 0.226; SM: SP0.988, PIR0.972; LFQ 0.667, LFX 32Hz
    • Tonality (Preference) Score is 7.1 with an EQ and would be 8.46 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.301, LW 0.26, SP 0.249, PIR 0.221; SM: SP0.975, PIR0.945; LFQ 0.667, LFX 30Hz
  • Link to original Review: eac review. Links to other reviews: yt review , asr review , whf review .
  • Note: sensitivity is currently incorrect and will be fixed soon.
  • Vendor specifications:
    • Sensitivity 82.5 dB
    • Impedance 3.4 Ohm
    • Size
      • Width 240mm
      • Height 450mm
      • Depth 220 mm)
    • Weight 6.6 kg
March Audio Sointuva AWG
AutomaticEQ (IIR)
Set preamp gain to: -3.1dB.
Type Freq Q Gain
PK 34.0 1.55 3.36
PK 60.0 2.89 0.53
PK 121.0 0.47 -0.86
PK 1381.0 2.92 0.85
PK 8110.0 0.61 0.47
PK 8397.0 1.63 -0.87
PK 12301.0 0.58 0.57
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

March Audio Sointuva AWG filters_auto_eq

AutomaticEQ

March Audio Sointuva AWG 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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