Alcons Audio QR24 is a passive columns

  • Quality of the measurement data is high.
  • Origin of the data is Alcons Audio.
  • Format of the data is a GLL file .
  • Sensitivity:
    • Company: 108 dB
    • Measured: 107.5 dB (avg. 300Hz-3kHz for 2.83V estimated at 1m).
    • Measured: 87.5 dB computed at the measurement distance (10.0m) over the same frequency range.
  • -3dB (resp. -6db) point v.s. reference is at 71.0Hz (resp. 67.0Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.85 and would be 7.72 with a perfect subwoofer.
      • Details: NBD: ON 0.311, LW 0.279, SP 0.484, PIR 0.346; SM: SP0.778, PIR0.796; LFQ 1.333, LFX 67Hz
    • Tonality (Preference) Score is 5.51 with an EQ and would be 8.32 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.261, LW 0.213, SP 0.423, PIR 0.28; SM: SP0.864, PIR0.917; LFQ 1.333, LFX 64Hz
Alcons Audio QR24

Vendor specifications

  • Dispersion: 110° horizontal and 3.6° vertical.
  • Impedance 8 Ohm
  • SPL
    • peak: 140 dB
  • Size
    • Width 248mm
    • Height 658mm
    • Depth 336mm
  • Weight 22kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
LS 71.0 1.03 2.91
PK 262.0 1.24 -0.54
PK 844.0 1.64 -0.7
PK 998.0 2.77 2.35
PK 1220.0 1.58 0.33
PK 1822.0 1.25 2.15
PK 3008.0 1.84 -0.5
PK 7417.0 2.29 -0.72
PK 10361.0 0.96 0.55
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Graphic EQ 15 bands
Set preamp gain to: -1.0dB.
Type Freq Q Gain
PK 25.0 2.14 0.5
PK 40.0 2.14 0.5
PK 63.0 2.14 0.5
PK 100.0 2.14 0.0
PK 160.0 2.14 0.0
PK 250.0 2.14 0.0
PK 400.0 2.14 0.25
PK 630.0 2.14 0.5
PK 1000.0 2.14 0.75
PK 1600.0 2.14 0.75
PK 2500.0 2.14 0.5
PK 4000.0 2.14 0.5
PK 6300.0 2.14 0.25
PK 10000.0 2.14 0.5
PK 16000.0 2.14 0.75
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This EQ is designed for a 15 bands graphical EQ.
Graphic EQ 31 bands
Set preamp gain to: -0.8dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.25
PK 31.0 4.32 0.25
PK 40.0 4.32 0.25
PK 50.0 4.32 0.25
PK 63.0 4.32 0.25
PK 80.0 4.32 0.25
PK 100.0 4.32 0.0
PK 125.0 4.32 0.0
PK 160.0 4.32 0.0
PK 200.0 4.32 0.0
PK 250.0 4.32 0.0
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.0
PK 630.0 4.32 0.25
PK 800.0 4.32 0.25
PK 1000.0 4.32 0.5
PK 1250.0 4.32 0.5
PK 1600.0 4.32 0.5
PK 2000.0 4.32 0.5
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.25
PK 4000.0 4.32 0.25
PK 5000.0 4.32 0.25
PK 6300.0 4.32 0.25
PK 8000.0 4.32 0.0
PK 10000.0 4.32 0.25
PK 12000.0 4.32 0.25
PK 16000.0 4.32 0.5
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
Quick config:
Quick config:
Quick config:
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