What we know about the measurement:

JBL Studio 590 is a passive floorstanders that cost around 1000 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 .
  • Sensitivity: 89.8dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 51.3Hz (resp. 42.5Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.4dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-40.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 10.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.35 and would be 5.09 with a perfect subwoofer.
      • Details: NBD: ON 0.685, LW 0.55, SP 0.441, PIR 0.441; SM: SP0.633, PIR0.186; LFQ 1.517, LFX 36Hz
    • Tonality (Preference) Score is 5.96 with an EQ and would be 7.27 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.532, LW 0.466, SP 0.416, PIR 0.391; SM: SP0.939, PIR0.901; LFQ 1.639, LFX 29Hz
  • Link to Original review.
JBL Studio 590
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
3 29.0 2.58 2.9
3 160.0 0.91 1.04
3 1480.0 1.05 2.94
3 1532.0 2.99 -4.29
3 3779.0 0.87 -2.56
3 7834.0 2.99 -1.18
3 11882.0 1.29 -4.96
Download

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

JBL Studio 590 filters_auto_eq

AutomaticEQ

JBL Studio 590 filters_eq_full

Target v.s. EQ

JBL Studio 590
AutomaticEQ LW (IIR)
Set preamp gain to: -1.9dB.
Type Freq Q Gain
3 76.0 2.13 -2.49
3 107.0 0.25 1.66
3 359.0 1.58 -1.15
3 832.0 2.94 1.2
3 2114.0 2.69 1.95
3 3267.0 2.38 -0.72
3 8831.0 2.06 -0.8
Download

These EQ optimise for a flat listening window and is a good start for near field listening like on your desk.

JBL Studio 590: comparison between EQs
JBL Studio 590

Comparison betweens various EQs

JBL Studio 590

Improvements made by EQ
CEA2034
On Axis
Early Reflections
Estimated In-Room Response
Horizontal Reflections
Vertical Reflections
SPL Horizontal
SPL Vertical
SPL Horizontal Normalized
SPL Vertical Normalized
SPL Horizontal Contour
SPL Vertical Contour
SPL Horizontal Contour Normalized
SPL Vertical Contour Normalized
SPL Horizontal Contour 3D
SPL Vertical Contour 3D
SPL Horizontal Contour Normalized 3D
SPL Vertical Contour Normalized 3D
SPL Horizontal Radar
SPL Vertical Radar
CEA2034
On Axis
Early Reflections
Estimated In-Room Response
Horizontal Reflections
Vertical Reflections
SPL Horizontal
SPL Vertical
SPL Horizontal Normalized
SPL Vertical Normalized
SPL Horizontal Contour
SPL Vertical Contour
SPL Horizontal Contour Normalized
SPL Vertical Contour Normalized
SPL Horizontal Contour 3D
SPL Vertical Contour 3D
SPL Horizontal Contour Normalized 3D
SPL Vertical Contour Normalized 3D
SPL Horizontal Radar
SPL Vertical Radar
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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