What we know about the measurement:

QSC K12.2 is an active liveportable speaker that cost around 870USD .

  • Quality of the measurement data is low .
  • Origin of the data is QSC.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 54.5Hz (resp. 48.7Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.2dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-50.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-40.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.9 and would be 8.17 with a perfect subwoofer.
      • Details: NBD: ON 0.299, LW 0.261, SP 0.329, PIR 0.269; SM: SP0.921, PIR0.881; LFQ 1.327, LFX 48Hz
    • Tonality (Preference) Score is 6.97 with an EQ and would be 9.23 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.123, LW 0.092, SP 0.188, PIR 0.122; SM: SP0.947, PIR0.96; LFQ 1.327, LFX 48Hz
  • Note: Data provided by QSC is of good quality but highly smoothed
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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