Bose DesignMax DM8S is a passive bookshelves that cost around 666 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is Bose.
  • Format of the data is a GLL file .
  • Sensitivity:
    • Company: 93 dB
    • Measured: 86.1 dB (avg. 300Hz-3kHz for 2.83V estimated at 1m).
    • Measured: 66.1 dB computed at the measurement distance (10.0m) over the same frequency range.
  • -3dB (resp. -6db) point v.s. reference is at 67.0Hz (resp. 61.5Hz).
  • Reference level is normalised to 0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 6.7dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is -0.07 and would be 2.67 with a perfect subwoofer.
      • Details: NBD: ON 1.091, LW 0.965, SP 0.948, PIR 0.914; SM: SP0.554, PIR0.191; LFQ 0.661, LFX 63Hz
    • Tonality (Preference) Score is 2.86 with an EQ and would be 5.56 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.798, LW 0.706, SP 0.703, PIR 0.646; SM: SP0.885, PIR0.775; LFQ 0.661, LFX 61Hz
  • .
Bose DesignMax DM8S

Vendor specifications

  • Dispersion: 130° horizontal and 130° vertical.
  • Impedance 8 Ohm
  • SPL
    • peak: 115 dB
  • Size
    • Width 249mm
    • Height 395mm
    • Depth 273mm
  • Weight 10.34kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
PK 102.0 2.39 -2.66
PK 252.0 2.98 3.0
PK 765.0 3.0 3.0
PK 2406.0 3.0 -3.9
PK 6361.0 2.99 -2.8
PK 8110.0 2.99 2.99
PK 8694.0 0.61 -4.42
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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 -0.5
PK 160.0 2.14 0.0
PK 250.0 2.14 1.0
PK 400.0 2.14 0.0
PK 630.0 2.14 0.5
PK 1000.0 2.14 0.5
PK 1600.0 2.14 0.0
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 0.0
PK 6300.0 2.14 -0.5
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.25
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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 0.5
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 -0.25
PK 100.0 4.32 -0.5
PK 125.0 4.32 -0.25
PK 160.0 4.32 0.0
PK 200.0 4.32 0.25
PK 250.0 4.32 0.75
PK 315.0 4.32 0.25
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 0.75
PK 1000.0 4.32 0.25
PK 1250.0 4.32 -0.25
PK 1600.0 4.32 -0.25
PK 2000.0 4.32 -0.75
PK 2500.0 4.32 -0.5
PK 3150.0 4.32 -0.5
PK 4000.0 4.32 -0.5
PK 5000.0 4.32 0.0
PK 6300.0 4.32 -0.75
PK 8000.0 4.32 0.0
PK 10000.0 4.32 -0.25
PK 12000.0 4.32 -0.5
PK 16000.0 4.32 -0.25
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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