What we know about the measurement:

Revel C426Be is a passive center

  • Quality of the measurement data is medium.
  • Origin of the data is Revel.
  • Format of the data is a scanned image .
  • Sensitivity: 90.2dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 57.2Hz (resp. 48.8Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.1dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.12 and would be 7.87 with a perfect subwoofer.
      • Details: NBD: ON 0.365, LW 0.228, SP 0.331, PIR 0.262; SM: SP0.888, PIR0.813; LFQ 1.742, LFX 37Hz
    • Tonality (Preference) Score is 6.89 with an EQ and would be 8.54 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.327, LW 0.195, SP 0.222, PIR 0.166; SM: SP0.965, PIR0.938; LFQ 1.742, LFX 35Hz
  • Link to Original review.
Revel C426Be
AutomaticEQ (IIR)
Set preamp gain to: -2.6dB.
Type Freq Q Gain
PK 37.0 1.14 2.95
PK 98.0 0.99 -2.1
PK 310.0 1.78 -0.86
PK 765.0 0.95 1.59
PK 2094.0 2.99 1.87
PK 2406.0 0.3 -1.13
PK 15685.0 1.31 1.38
Download

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

Revel C426Be filters_auto_eq

AutomaticEQ

Revel C426Be filters_eq_full

Target v.s. EQ

Revel C426Be
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.0
PK 100.0 2.14 -0.25
PK 160.0 2.14 -0.25
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 0.0
PK 1600.0 2.14 -0.25
PK 2500.0 2.14 0.0
PK 4000.0 2.14 -0.25
PK 6300.0 2.14 -0.25
PK 10000.0 2.14 -0.25
PK 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

Revel C426Be
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
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 0.0
PK 80.0 4.32 -0.5
PK 100.0 4.32 -0.25
PK 125.0 4.32 -0.25
PK 160.0 4.32 -0.25
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 0.0
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.0
PK 2000.0 4.32 0.25
PK 2500.0 4.32 0.0
PK 3150.0 4.32 0.0
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 -0.25
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.0
PK 16000.0 4.32 0.25
PK 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Revel C426Be: comparison between EQs
Revel C426Be

Comparison betweens various EQs

Revel C426Be

Improvements made by EQ

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