What we know about the measurement:

Hivi Swan X3 is an active bookshelves that cost around 250 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • -3dB (resp. -6db) point v.s. reference is at 79.1Hz (resp. 74.7Hz).
  • Reference level is normalised to 0.6dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 5.0dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-30.0°, 70.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-60.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.41 and would be 6.41 with a perfect subwoofer.
      • Details: NBD: ON 0.434, LW 0.42, SP 0.4, PIR 0.361; SM: SP0.786, PIR0.383; LFQ 0.143, LFX 71Hz
    • Tonality (Preference) Score is 5.51 with an EQ and would be 8.5 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.296, LW 0.259, SP 0.276, PIR 0.224; SM: SP0.972, PIR0.962; LFQ 0.143, LFX 71Hz
  • Link to Original review.
Hivi Swan X3
AutomaticEQ (IIR)
Set preamp gain to: -2.5dB.
Type Freq Q Gain
3 20.0 2.14 -4.65
3 155.0 0.28 -0.39
3 219.0 2.4 2.86
3 1288.0 1.33 2.85
3 2765.0 2.12 2.86
3 3650.0 0.56 -5.22
3 5536.0 2.91 1.39
Download

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

Hivi Swan X3 filters_auto_eq

AutomaticEQ

Hivi Swan X3 filters_eq_full

Target v.s. EQ

Hivi Swan X3
maiky76@ASR (IIR)
Set preamp gain to: -2.5dB.
Type Freq Q Gain
3 218.09 2.3 2.47
3 1281.48 1.4 1.6
3 2030.31 2.58 -1.43
3 3944.93 2.22 -3.31
3 6913.64 1.8 -1.67
3 18222.95 1.63 1.4
Download

These EQ is designed by ASR member maiky76. These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Hivi Swan X3
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 0.0
3 630.0 2.14 0.0
3 1000.0 2.14 0.25
3 1600.0 2.14 -0.25
3 2500.0 2.14 -0.25
3 4000.0 2.14 -0.75
3 6300.0 2.14 -0.5
3 10000.0 2.14 -0.25
3 16000.0 2.14 -0.25
Download

These EQ is designed for a 15 bands graphical EQ.

Hivi Swan X3
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 0.0
3 160.0 4.32 0.0
3 200.0 4.32 0.25
3 250.0 4.32 0.25
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 -0.25
3 800.0 4.32 -0.25
3 1000.0 4.32 0.25
3 1250.0 4.32 0.0
3 1600.0 4.32 -0.25
3 2000.0 4.32 -0.5
3 2500.0 4.32 -0.25
3 3150.0 4.32 -0.5
3 4000.0 4.32 -0.75
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 -0.25
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.

Hivi Swan X3: comparison between EQs
Hivi Swan X3

Comparison betweens various EQs

Hivi Swan X3

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
Frequency Frequency with EQ
;