What we know about the measurement:

Yamaha DBR12 is an active liveportable speaker that cost around 920USD for a pair .

  • Quality of the measurement data is medium .
  • Origin of the data is Yamaha.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 63.0Hz (resp. 58.0Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.3dB 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 2.8 and would be 5.4 with a perfect subwoofer.
      • Details: NBD: ON 0.762, LW 0.631, SP 0.65, PIR 0.612; SM: SP0.747, PIR0.623; LFQ 1.858, LFX 58Hz
    • Tonality (Preference) Score is 4.34 with an EQ and would be 6.99 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.584, LW 0.449, SP 0.496, PIR 0.434; SM: SP0.925, PIR0.891; LFQ 1.858, LFX 60Hz
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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