What we know about the measurement:

Yamaha VXS5 is a passive bookshelves that cost around 585 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is Yamaha.
  • Format of the data is a GLL file .
  • Sensitivity: 102.1dB (avg. 100Hz-1kHz for 2.83V estimated at 1m) . Sensitivity computed at the measurement distance (10m) over the same frequency range: 82.1dB.
  • -3dB (resp. -6db) point v.s. reference is at 95.0Hz (resp. 82.5Hz).
  • Reference level is normalised to 0.3dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.7dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-40.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 1.6 and would be 4.91 with a perfect subwoofer.
      • Details: NBD: ON 0.67, LW 0.592, SP 0.644, PIR 0.555; SM: SP0.52, PIR0.241; LFQ 0.523, LFX 85Hz
    • Tonality (Preference) Score is 4.9 with an EQ and would be 7.87 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.391, LW 0.304, SP 0.442, PIR 0.327; SM: SP0.949, PIR0.925; LFQ 0.523, LFX 70Hz
  • Vendor specifications:
    • Dispersion: 60° horizontal and 60° vertical.
    • Sensitivity 89 dB
    • Impedance 8 Ohm
    • SPL
      • peak: 114 dB
    • Size
      • Width 176mm
      • Height 280mm
      • Depth 163 mm)
    • Weight 3.6 kg
Yamaha VXS5
AutomaticEQ (IIR)
Set preamp gain to: -2.2dB.
Type Freq Q Gain
3 85.0 1.56 2.98
3 144.0 1.44 -3.27
3 369.0 1.2 1.44
3 2023.0 2.98 2.61
3 3650.0 0.75 -3.48
3 7566.0 1.46 -4.72
3 10341.0 2.97 -6.32
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Yamaha VXS5 filters_auto_eq

AutomaticEQ

Yamaha VXS5 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
;