What we know about the measurement:

Fluid Audio FX50 is an active bookshelves that cost around 300 USD each.

  • 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 60.1Hz (resp. 54.2Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 5.2dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-40.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-40.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 2.82 and would be 5.29 with a perfect subwoofer.
      • Details: NBD: ON 0.82, LW 0.702, SP 0.816, PIR 0.703; SM: SP0.85, PIR0.755; LFQ 0.664, LFX 54Hz
    • Tonality (Preference) Score is 4.42 with an EQ and would be 6.89 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.67, LW 0.489, SP 0.5, PIR 0.399; SM: SP0.921, PIR0.891; LFQ 0.664, LFX 54Hz
  • Link to Original review.
Fluid Audio FX50
AutomaticEQ (IIR)
Set preamp gain to: -2.2dB.
Type Freq Q Gain
3 106.0 1.29 -2.98
3 148.0 2.72 -0.57
3 378.0 2.77 0.52
3 817.0 2.97 2.78
3 965.0 2.38 -2.99
3 1648.0 2.96 -2.67
3 2302.0 1.8 2.97
3 6069.0 2.92 2.87
3 7669.0 0.91 -2.51
Download

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

Fluid Audio FX50 filters_auto_eq

AutomaticEQ

Fluid Audio FX50 filters_eq_full

Target v.s. EQ

Fluid Audio FX50
flipflop@ASR (IIR)
Set preamp gain to: -5.0dB.
Type Freq Q Gain
3 489.0 15.0 -1.1
3 691.0 11.0 -1.1
3 795.0 9.5 3.4
3 878.0 12.0 -2.3
3 990.0 9.0 -2.5
3 1111.0 7.0 -1.5
3 1254.0 15.0 1.8
3 1385.0 15.0 -1.7
3 1689.0 6.0 -2.8
3 1926.0 15.0 2.1
3 2315.0 8.5 3.6
3 2688.0 7.5 4.7
3 3070.0 10.0 -1.1
3 3630.0 8.0 1.2
3 4270.0 10.0 -1.4
3 4970.0 16.0 -1.3
3 5840.0 8.0 1.4
3 7910.0 6.0 -2.3
3 9820.0 10.0 -1.8
3 13100.0 7.0 -1.3
Download

These EQ is designed by ASR member flipflop.

Fluid Audio FX50
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
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 -0.5
3 160.0 2.14 -0.25
3 250.0 2.14 0.0
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 0.75
3 4000.0 2.14 0.0
3 6300.0 2.14 0.5
3 10000.0 2.14 0.0
3 16000.0 2.14 0.25
Download

These EQ is designed for a 15 bands graphical EQ.

Fluid Audio FX50
Graphic EQ 31 bands
Set preamp gain to: -0.5dB.
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 -0.5
3 125.0 4.32 -0.5
3 160.0 4.32 -0.25
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 -0.25
3 630.0 4.32 -0.25
3 800.0 4.32 0.0
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 0.25
3 2500.0 4.32 0.5
3 3150.0 4.32 0.0
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 0.0
3 12000.0 4.32 0.0
3 16000.0 4.32 0.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Fluid Audio FX50: comparison between EQs
Fluid Audio FX50

Comparison betweens various EQs

Fluid Audio FX50

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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