What we know about the measurement:

Infinity R152 is a passive bookshelves that cost around 350 USD for a pair.

  • 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. 59.6Hz).
  • Reference level is normalised to 0.9dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.07 and would be 7.5 with a perfect subwoofer.
      • Details: NBD: ON 0.358, LW 0.333, SP 0.272, PIR 0.278; SM: SP0.859, PIR0.665; LFQ 0.457, LFX 53Hz
    • Tonality (Preference) Score is 6.39 with an EQ and would be 8.53 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.301, LW 0.233, SP 0.246, PIR 0.206; SM: SP0.964, PIR0.958; LFQ 0.787, LFX 45Hz
Infinity R152
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
PK 46.0 0.62 2.97
PK 121.0 1.32 -1.59
PK 344.0 2.9 0.47
PK 1586.0 0.95 -2.4
PK 2579.0 1.43 1.75
PK 4989.0 1.69 -1.07
PK 16239.0 0.25 -3.22
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Infinity R152
maiky76@ASR (IIR)
Set preamp gain to: -1.8dB.
Type Freq Q Gain
HP 54.6 1.16 0.0
PK 120.0 1.6 -2.0
PK 962.0 6.0 -1.48
PK 1343.0 5.2 -2.1
PK 1830.0 3.11 -1.55
PK 2608.0 1.14 2.17
PK 4552.0 1.0 -1.0
PK 14244.0 0.97 -1.66
Download
This EQ is designed by ASR member maiky76. This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Infinity R152
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 0.25
PK 100.0 2.14 0.0
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 -0.25
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 -0.5
PK 10000.0 2.14 -0.5
PK 16000.0 2.14 -0.75
Download
This EQ is designed for a 15 bands graphical EQ.
Infinity R152
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 0.0
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 0.0
PK 800.0 4.32 0.0
PK 1000.0 4.32 -0.5
PK 1250.0 4.32 -0.5
PK 1600.0 4.32 -0.5
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 0.0
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 R152: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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