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
PK 40.0 0.92 3.0
PK 113.0 1.2 -2.54
PK 243.0 0.93 -2.19
PK 739.0 0.77 -1.23
PK 2862.0 2.99 0.79
PK 3650.0 0.59 -1.5
PK 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
PK 25.0 2.14 0.75
PK 40.0 2.14 0.75
PK 63.0 2.14 0.75
PK 100.0 2.14 -0.25
PK 160.0 2.14 -0.25
PK 250.0 2.14 -0.25
PK 400.0 2.14 0.0
PK 630.0 2.14 -0.25
PK 1000.0 2.14 0.0
PK 1600.0 2.14 0.0
PK 2500.0 2.14 0.0
PK 4000.0 2.14 0.0
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.0
PK 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
PK 20.0 4.32 0.0
PK 25.0 4.32 0.75
PK 31.0 4.32 0.75
PK 40.0 4.32 0.75
PK 50.0 4.32 0.75
PK 63.0 4.32 0.5
PK 80.0 4.32 0.0
PK 100.0 4.32 -0.25
PK 125.0 4.32 -0.5
PK 160.0 4.32 -0.5
PK 200.0 4.32 -0.5
PK 250.0 4.32 -0.5
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 0.0
PK 800.0 4.32 0.25
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.25
PK 1600.0 4.32 0.25
PK 2000.0 4.32 0.0
PK 2500.0 4.32 0.0
PK 3150.0 4.32 0.25
PK 4000.0 4.32 0.0
PK 5000.0 4.32 0.0
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 0.25
PK 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
Frequency Frequency with EQ
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