What we know about the measurement:

Sony SS-CS5 is a passive bookshelves that cost around 150 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 85.5dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 85.0Hz (resp. 71.8Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.7dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 70.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.84 and would be 6.75 with a perfect subwoofer.
      • Details: NBD: ON 0.491, LW 0.373, SP 0.337, PIR 0.342; SM: SP0.887, PIR0.568; LFQ 0.209, LFX 68Hz
    • Tonality (Preference) Score is 5.86 with an EQ and would be 8.52 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.282, LW 0.216, SP 0.267, PIR 0.226; SM: SP0.966, PIR0.958; LFQ 0.221, LFX 60Hz
  • Link to Original review.
Sony SS-CS5
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
3 62.0 2.64 2.93
3 289.0 1.36 1.97
3 820.0 2.06 1.85
3 1046.0 1.95 -3.27
3 2964.0 2.92 1.93
3 4818.0 1.94 -1.86
3 13652.0 0.73 -2.66
Download

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

Sony SS-CS5 filters_auto_eq

AutomaticEQ

Sony SS-CS5 filters_eq_full

Target v.s. EQ

Sony SS-CS5
flipflop@ASR (IIR)
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 379.0 13.0 -0.6
3 488.0 15.0 0.7
3 593.0 2.811 -1.2
3 1013.0 5.0 -2.3
3 1291.0 2.285 -2.4
3 1554.0 16.0 -0.5
3 1690.0 18.0 0.6
3 2080.0 20.0 -0.8
3 2225.0 18.0 0.9
3 2367.0 6.0 -1.6
3 2530.0 19.0 0.6
3 3290.0 4.68 11.9
3 3290.0 4.994 -10.7
3 4950.0 2.092 -1.3
3 6580.0 9.0 -0.5
3 7415.0 1.0 -1.4
3 7500.0 7.5 0.7
3 10900.0 1.196 -2.3
3 13600.0 3.7 -0.7
3 16800.0 3.1 1.3
Download

These EQ is designed by ASR member flipflop.

Sony SS-CS5
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 25.0 2.14 0.25
3 40.0 2.14 0.25
3 63.0 2.14 0.25
3 100.0 2.14 0.0
3 160.0 2.14 0.0
3 250.0 2.14 0.25
3 400.0 2.14 0.25
3 630.0 2.14 0.0
3 1000.0 2.14 -0.5
3 1600.0 2.14 -0.25
3 2500.0 2.14 0.0
3 4000.0 2.14 -0.25
3 6300.0 2.14 -0.25
3 10000.0 2.14 -0.5
3 16000.0 2.14 -0.5
Download

These EQ is designed for a 15 bands graphical EQ.

Sony SS-CS5
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.25
3 31.0 4.32 0.25
3 40.0 4.32 0.25
3 50.0 4.32 0.25
3 63.0 4.32 0.25
3 80.0 4.32 0.25
3 100.0 4.32 0.0
3 125.0 4.32 -0.25
3 160.0 4.32 0.0
3 200.0 4.32 0.0
3 250.0 4.32 0.0
3 315.0 4.32 0.0
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 0.0
3 1000.0 4.32 -0.5
3 1250.0 4.32 -0.5
3 1600.0 4.32 -0.25
3 2000.0 4.32 0.0
3 2500.0 4.32 -0.25
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.5
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.5
3 8000.0 4.32 -0.5
3 10000.0 4.32 -0.75
3 12000.0 4.32 -0.75
3 16000.0 4.32 -0.5
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Sony SS-CS5: comparison between EQs
Sony SS-CS5

Comparison betweens various EQs

Sony SS-CS5

Improvements made by EQ

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