What we know about the measurement:

Sonos Roam is an active omnidirectional that cost around 179 USD each.

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a scanned image .
  • -3dB (resp. -6db) point v.s. reference is at 64.3Hz (resp. 61.7Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 0.9dB over the same frequency range.
  • Tonality (Preference) Score
    • Note: The tonality (Preference) score does not make sense for omnidirectional speakers. Don't give too much credits to the value.
    • Tonality (Preference) Score is 5.76 and would be 8.48 with a perfect subwoofer.
      • Details: NBD: ON 0.22, LW 0.17, SP 0.198, PIR 0.157; SM: SP0.892, PIR0.785; LFQ 0.817, LFX 62Hz
    • Tonality (Preference) Score is 6.29 with an EQ and would be 8.96 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.161, LW 0.123, SP 0.214, PIR 0.161; SM: SP0.914, PIR0.934; LFQ 0.817, LFX 60Hz
  • Link to original Review: asr review. Links to other reviews: tnw review .
Sonos Roam
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
3 56.0 2.99 2.93
3 279.0 1.11 -0.64
3 1244.0 2.9 -0.6
3 1823.0 2.82 0.97
3 2094.0 2.93 -0.61
3 8397.0 1.55 -2.15
3 12736.0 2.99 -1.35
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Sonos Roam filters_auto_eq

AutomaticEQ

Sonos Roam filters_eq_full

Target v.s. EQ

Sonos Roam
Graphic EQ 15 bands
Set preamp gain to: -0.0dB.
Type Freq Q Gain
3 25.0 2.14 0.0
3 40.0 2.14 0.0
3 63.0 2.14 0.0
3 100.0 2.14 0.0
3 160.0 2.14 0.0
3 250.0 2.14 -0.25
3 400.0 2.14 -0.25
3 630.0 2.14 -0.25
3 1000.0 2.14 -0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 0.0
3 4000.0 2.14 -0.25
3 6300.0 2.14 -0.5
3 10000.0 2.14 -0.5
3 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

Sonos Roam
Graphic EQ 31 bands
Set preamp gain to: -0.0dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.0
3 31.0 4.32 0.0
3 40.0 4.32 0.0
3 50.0 4.32 0.0
3 63.0 4.32 0.0
3 80.0 4.32 0.0
3 100.0 4.32 0.0
3 125.0 4.32 0.0
3 160.0 4.32 0.0
3 200.0 4.32 -0.25
3 250.0 4.32 -0.25
3 315.0 4.32 -0.25
3 400.0 4.32 -0.25
3 500.0 4.32 -0.25
3 630.0 4.32 -0.25
3 800.0 4.32 -0.25
3 1000.0 4.32 -0.25
3 1250.0 4.32 -0.25
3 1600.0 4.32 0.0
3 2000.0 4.32 -0.25
3 2500.0 4.32 0.0
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.25
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.5
3 8000.0 4.32 -0.5
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.5
3 16000.0 4.32 0.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Sonos Roam: comparison between EQs
Sonos Roam

Comparison betweens various EQs

Sonos Roam

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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