What we know about the measurement:

XSA Labs Vanguard is a passive bookshelves speaker that cost around 1000USD 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 5.49 with an EQ and would be 7.85 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.46, LW 0.387, SP 0.302, PIR 0.289; SM: SP0.978, PIR0.943; LFQ 0.664, LFX 51Hz
  • Link to original Review: asr review. Links to other reviews: diy review .
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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