What we know about the measurement:

Infinity RC252 is a passive center

  • Quality of the measurement data is medium.
  • Origin of the data is Infinity.
  • Format of the data is a scanned image .
  • -3dB (resp. -6db) point v.s. reference is at 87.2Hz (resp. 61.7Hz).
  • 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.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.22 and would be 7.91 with a perfect subwoofer.
      • Details: NBD: ON 0.349, LW 0.252, SP 0.27, PIR 0.236; SM: SP0.872, PIR0.777; LFQ 1.206, LFX 60Hz
    • Tonality (Preference) Score is 6.37 with an EQ and would be 8.67 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.257, LW 0.183, SP 0.242, PIR 0.185; SM: SP0.957, PIR0.941; LFQ 1.206, LFX 49Hz
  • Link to Original review.
Infinity RC252
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
PK 51.0 0.66 2.97
PK 117.0 2.2 -1.41
PK 190.0 2.93 0.68
PK 487.0 2.07 0.56
PK 2168.0 2.99 -1.42
PK 11085.0 0.84 1.52
PK 11882.0 0.26 -3.1
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Infinity RC252
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 0.25
PK 160.0 2.14 0.0
PK 250.0 2.14 0.25
PK 400.0 2.14 0.25
PK 630.0 2.14 0.25
PK 1000.0 2.14 -0.25
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 -0.5
Download
This EQ is designed for a 15 bands graphical EQ.
Infinity RC252
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 0.25
PK 125.0 4.32 0.0
PK 160.0 4.32 0.0
PK 200.0 4.32 0.25
PK 250.0 4.32 0.25
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 0.0
PK 1000.0 4.32 -0.25
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.25
PK 2000.0 4.32 0.0
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 -0.25
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 -0.25
PK 12000.0 4.32 -0.25
PK 16000.0 4.32 -0.5
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)
Infinity RC252: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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