What we know about the measurement:

Bose AMM112 is a passive liveportable that cost around 2400 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is Bose.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 87.5Hz (resp. 80.0Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 1.78 and would be 4.98 with a perfect subwoofer.
      • Details: NBD: ON 0.844, LW 0.712, SP 0.763, PIR 0.682; SM: SP0.74, PIR0.623; LFQ 1.983, LFX 79Hz
    • Tonality (Preference) Score is 3.22 with an EQ and would be 6.35 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.788, LW 0.535, SP 0.525, PIR 0.47; SM: SP0.923, PIR0.88; LFQ 1.983, LFX 77Hz
  • .
  • Vendor specifications:
    • Dispersion: 110° horizontal and 60° vertical.
    • Sensitivity 96 dB
    • Impedance 8 Ohm
    • SPL
      • continuous: 121 dB
      • peak: 131 dB
    • Size
      • Width 457mm
      • Height 457mm
      • Depth 383mm
    • Weight 22.04kg
Bose AMM112
AutomaticEQ (IIR)
Set preamp gain to: -1.7dB.
Type Freq Q Gain
HS 143.0 1.1 -2.1
PK 447.0 3.0 2.89
PK 817.0 1.2 2.94
PK 1704.0 2.59 -2.6
PK 2014.0 2.86 2.7
PK 4345.0 1.09 3.0
PK 5870.0 2.75 -2.89
PK 8199.0 2.96 -2.44
PK 14965.0 1.07 -0.66
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Bose AMM112
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
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 -0.25
PK 250.0 2.14 -0.25
PK 400.0 2.14 0.25
PK 630.0 2.14 0.5
PK 1000.0 2.14 0.25
PK 1600.0 2.14 0.0
PK 2500.0 2.14 0.25
PK 4000.0 2.14 0.5
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.25
PK 16000.0 2.14 -1.25
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This EQ is designed for a 15 bands graphical EQ.
Bose AMM112
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 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.5
PK 63.0 4.32 0.5
PK 80.0 4.32 0.5
PK 100.0 4.32 0.0
PK 125.0 4.32 0.0
PK 160.0 4.32 -0.25
PK 200.0 4.32 -0.25
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 0.25
PK 500.0 4.32 0.25
PK 630.0 4.32 0.5
PK 800.0 4.32 0.25
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.25
PK 1600.0 4.32 0.0
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 0.5
PK 5000.0 4.32 0.5
PK 6300.0 4.32 0.0
PK 8000.0 4.32 -0.5
PK 10000.0 4.32 0.25
PK 12000.0 4.32 0.25
PK 16000.0 4.32 -1.0
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
Improvement made by adding the above EQ
EQ
AutoEQ
Target v.s. EQ
Target v.s. EQ
Histogram of errors
On Axis (fullrange)
Listening Window (fullrange)
Predicted In-Room Response (fullrange)
Bose AMM112: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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