What we know about the measurement:

Perlisten s7c is a passive center that cost around 7500 USD

  • Quality of the measurement data is low.
  • Origin of the data is Perlisten.
  • Format of the data is a scanned image .
  • Sensitivity: 91.1dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 60.0Hz (resp. 47.5Hz).
  • Reference level is normalised to 1.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.9dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.35 and would be 8.72 with a perfect subwoofer.
      • Details: NBD: ON 0.232, LW 0.227, SP 0.275, PIR 0.211; SM: SP0.992, PIR0.97; LFQ 2.454, LFX 51Hz
    • Tonality (Preference) Score is 7.09 with an EQ and would be 8.96 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.195, LW 0.189, SP 0.246, PIR 0.163; SM: SP0.985, PIR0.975; LFQ 2.164, LFX 39Hz
  • Link to original Review: vendor review. .
  • Note: Warning: measurements provided by vendor (Perlisten) are smoothed.
Perlisten s7c
AutomaticEQ (IIR)
Set preamp gain to: -2.7dB.
Type Freq Q Gain
3 40.0 0.92 3.0
3 113.0 1.2 -2.54
3 243.0 0.93 -2.19
3 739.0 0.77 -1.23
3 2862.0 2.99 0.79
3 3650.0 0.59 -1.5
3 11085.0 2.92 -0.95
Download

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

Perlisten s7c filters_auto_eq

AutomaticEQ

Perlisten s7c filters_eq_full

Target v.s. EQ

Perlisten s7c
Graphic EQ 15 bands
Set preamp gain to: -1.0dB.
Type Freq Q Gain
3 25.0 2.14 0.75
3 40.0 2.14 0.75
3 63.0 2.14 0.75
3 100.0 2.14 -0.25
3 160.0 2.14 -0.25
3 250.0 2.14 -0.25
3 400.0 2.14 0.0
3 630.0 2.14 -0.25
3 1000.0 2.14 0.0
3 1600.0 2.14 0.0
3 2500.0 2.14 0.0
3 4000.0 2.14 0.0
3 6300.0 2.14 0.0
3 10000.0 2.14 0.0
3 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

Perlisten s7c
Graphic EQ 31 bands
Set preamp gain to: -1.1dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.75
3 31.0 4.32 0.75
3 40.0 4.32 0.75
3 50.0 4.32 0.75
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 -0.25
3 400.0 4.32 0.0
3 500.0 4.32 0.0
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 0.25
3 1600.0 4.32 0.25
3 2000.0 4.32 0.0
3 2500.0 4.32 0.0
3 3150.0 4.32 0.25
3 4000.0 4.32 0.0
3 5000.0 4.32 0.0
3 6300.0 4.32 0.25
3 8000.0 4.32 0.25
3 10000.0 4.32 0.25
3 12000.0 4.32 0.25
3 16000.0 4.32 0.25
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Perlisten s7c: comparison between EQs
Perlisten s7c

Comparison betweens various EQs

Perlisten s7c

Improvements made by EQ

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