What we know about the measurement:

Revel W553L is a passive inwall that cost around 495 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 90.4dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 64.5Hz (resp. 51.3Hz).
  • Reference level is normalised to -0.3dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.2dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-50.0°, 60.0°) 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
    • Note: The tonality (Preference) score does not make sense for inwall speakers. Don't give too much credits to the value.
    • Tonality (Preference) Score is 5.48 and would be 7.85 with a perfect subwoofer.
      • Details: NBD: ON 0.331, LW 0.295, SP 0.376, PIR 0.33; SM: SP0.915, PIR0.853; LFQ 0.103, LFX 51Hz
    • Tonality (Preference) Score is 6.91 with an EQ and would be 8.49 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.235, LW 0.205, SP 0.293, PIR 0.249; SM: SP0.948, PIR0.923; LFQ 0.07, LFX 33Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
Revel W553L
AutomaticEQ (IIR)
Set preamp gain to: -4.8dB.
Type Freq Q Gain
3 36.0 0.59 3.0
3 65.0 0.27 2.96
3 125.0 0.66 -4.33
3 409.0 0.38 -1.24
3 643.0 2.95 1.94
3 1046.0 3.0 1.63
3 10341.0 1.85 -1.52
Download

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

Revel W553L filters_auto_eq

AutomaticEQ

Revel W553L filters_eq_full

Target v.s. EQ

Revel W553L
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 0.5
3 100.0 2.14 -0.25
3 160.0 2.14 -0.5
3 250.0 2.14 -0.5
3 400.0 2.14 -0.5
3 630.0 2.14 0.0
3 1000.0 2.14 0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 0.25
3 4000.0 2.14 0.25
3 6300.0 2.14 0.0
3 10000.0 2.14 -0.25
3 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

Revel W553L
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
3 63.0 4.32 0.5
3 80.0 4.32 0.0
3 100.0 4.32 -0.25
3 125.0 4.32 -0.5
3 160.0 4.32 -0.5
3 200.0 4.32 -0.5
3 250.0 4.32 -0.5
3 315.0 4.32 -0.5
3 400.0 4.32 -0.5
3 500.0 4.32 -0.25
3 630.0 4.32 0.0
3 800.0 4.32 -0.25
3 1000.0 4.32 0.25
3 1250.0 4.32 0.0
3 1600.0 4.32 0.0
3 2000.0 4.32 0.25
3 2500.0 4.32 0.25
3 3150.0 4.32 0.0
3 4000.0 4.32 0.25
3 5000.0 4.32 0.0
3 6300.0 4.32 0.0
3 8000.0 4.32 0.0
3 10000.0 4.32 -0.25
3 12000.0 4.32 -0.25
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.

Revel W553L: comparison between EQs
Revel W553L

Comparison betweens various EQs

Revel W553L

Improvements made by 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
Frequency Frequency with EQ
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