What we know about the measurement:

XSA Labs Vanguard is a passive bookshelves that cost around 1000 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 80.6dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 87.9Hz (resp. 68.8Hz).
  • Reference level is normalised to -0.6dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 7.3dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-30.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-10.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.21 and would be 5.95 with a perfect subwoofer.
      • Details: NBD: ON 0.645, LW 0.565, SP 0.462, PIR 0.482; SM: SP0.8, PIR0.571; LFQ 0.664, LFX 62Hz
    • Tonality (Preference) Score is 5.51 with an EQ and would be 7.87 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.444, LW 0.351, SP 0.301, PIR 0.297; SM: SP0.976, PIR0.945; LFQ 0.664, LFX 51Hz
  • Link to original Review: asr review. Links to other reviews: diy review .
XSA Labs Vanguard
AutomaticEQ (IIR)
Set preamp gain to: -3.5dB.
Type Freq Q Gain
3 54.0 0.9 3.0
3 299.0 1.39 2.6
3 600.0 0.67 1.66
3 942.0 2.99 -2.19
3 1244.0 2.88 -3.0
3 2324.0 1.61 -3.41
3 11882.0 0.25 2.94
Download

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

XSA Labs Vanguard filters_auto_eq

AutomaticEQ

XSA Labs Vanguard filters_eq_full

Target v.s. EQ

XSA Labs Vanguard
AutomaticEQ LW (IIR)
Set preamp gain to: -6.9dB.
Type Freq Q Gain
3 87.0 4.14 3.43
3 366.0 0.82 3.73
3 1220.0 2.14 -2.79
3 2226.0 4.43 -1.62
3 4492.0 6.0 4.88
3 6276.0 3.23 2.54
3 11077.0 0.6 5.51
Download

These EQ optimise for a flat listening window and is a good start for near field listening like on your desk.

XSA Labs Vanguard
maiky76@ASR LW (IIR)
Set preamp gain to: -1.7dB.
Type Freq Q Gain
1 52.58 1.15 0.0
3 133.99 1.54 -3.79
3 1160.68 1.39 -5.46
3 2181.91 2.21 -3.61
3 3228.22 2.02 -1.39
3 7937.79 0.51 1.89
Download

These EQ is designed by ASR member maiky76. These EQ optimise for a flat listening window and is a good start for near field listening like on your desk.

XSA Labs Vanguard
maiky76@ASR (IIR)
Set preamp gain to: -1.3dB.
Type Freq Q Gain
1 52.09 1.15 0.0
3 132.87 1.2 -3.59
3 1175.02 1.27 -5.39
3 2391.92 1.77 -4.61
3 3661.89 4.99 -4.1
3 4354.75 2.39 3.75
3 4982.74 4.99 -2.75
Download

These EQ is designed by ASR member maiky76. These EQ optimise the Harman score and is a good start for far field listening like in your living room.

XSA Labs Vanguard
Graphic EQ 15 bands
Set preamp gain to: -0.9dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 0.5
3 100.0 2.14 0.25
3 160.0 2.14 0.0
3 250.0 2.14 0.5
3 400.0 2.14 0.5
3 630.0 2.14 0.25
3 1000.0 2.14 -0.25
3 1600.0 2.14 -0.25
3 2500.0 2.14 0.0
3 4000.0 2.14 0.5
3 6300.0 2.14 0.75
3 10000.0 2.14 0.75
3 16000.0 2.14 0.75
Download

These EQ is designed for a 15 bands graphical EQ.

XSA Labs Vanguard
Graphic EQ 31 bands
Set preamp gain to: -1.0dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
3 63.0 4.32 0.5
3 80.0 4.32 0.5
3 100.0 4.32 0.25
3 125.0 4.32 0.0
3 160.0 4.32 0.0
3 200.0 4.32 0.25
3 250.0 4.32 0.5
3 315.0 4.32 0.5
3 400.0 4.32 0.5
3 500.0 4.32 0.25
3 630.0 4.32 0.25
3 800.0 4.32 0.0
3 1000.0 4.32 -0.25
3 1250.0 4.32 -0.25
3 1600.0 4.32 -0.25
3 2000.0 4.32 -0.25
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 0.5
3 6300.0 4.32 0.5
3 8000.0 4.32 0.5
3 10000.0 4.32 0.5
3 12000.0 4.32 0.5
3 16000.0 4.32 1.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

XSA Labs Vanguard: comparison between EQs
XSA Labs Vanguard

Comparison betweens various EQs

XSA Labs Vanguard

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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