What we know about the measurement:

JBL Studio 530 is a passive bookshelves that cost around 600 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: 83.9dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 73.2Hz (resp. 46.9Hz).
  • Reference level is normalised to -0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.8dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-60.0°, 60.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-30.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.27 and would be 7.34 with a perfect subwoofer.
      • Details: NBD: ON 0.454, LW 0.395, SP 0.388, PIR 0.364; SM: SP0.934, PIR0.812; LFQ 0.485, LFX 43Hz
    • Tonality (Preference) Score is 6.12 with an EQ and would be 8.07 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.389, LW 0.322, SP 0.31, PIR 0.27; SM: SP0.972, PIR0.933; LFQ 0.485, LFX 41Hz
  • Link to Original review.
JBL Studio 530
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
5 99.0 0.9 2.96
3 309.0 1.76 1.76
3 604.0 1.68 0.17
3 1103.0 2.79 0.96
3 1822.0 2.8 1.42
3 2226.0 2.83 -1.67
3 6489.0 1.2 0.27
3 8478.0 2.95 -1.58
3 15474.0 0.89 1.17
Download

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

JBL Studio 530 filters_auto_eq

AutomaticEQ

JBL Studio 530 filters_eq_full

Target v.s. EQ

JBL Studio 530
flipflop@ASR (IIR)
Set preamp gain to: -2.3dB.
Type Freq Q Gain
3 344.0 13.0 1.1
3 381.0 10.0 -1.2
3 458.0 8.0 -1.2
3 563.0 4.5 -0.9
3 682.0 6.0 -1.2
3 912.0 3.5 -1.7
3 1155.0 15.0 0.7
3 1350.0 8.0 -2.1
3 1470.0 5.0 -2.2
3 1810.0 15.0 -0.5
3 2095.0 11.0 -2.1
3 2365.0 11.0 -1.8
3 3480.0 3.5 -1.6
3 5450.0 1.4 -2.1
3 7350.0 5.0 1.1
3 8620.0 3.3 -3.0
3 10090.0 11.0 2.1
3 11680.0 3.5 -1.3
3 15300.0 6.0 2.7
3 16040.0 15.0 -1.8
Download

These EQ is designed by ASR member flipflop.

JBL Studio 530
Graphic EQ 15 bands
Set preamp gain to: -0.8dB.
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 0.25
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 0.25
3 1000.0 2.14 0.25
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 0.25
3 16000.0 2.14 0.75
Download

These EQ is designed for a 15 bands graphical EQ.

JBL Studio 530
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 0.0
3 125.0 4.32 0.0
3 160.0 4.32 0.0
3 200.0 4.32 0.0
3 250.0 4.32 0.25
3 315.0 4.32 0.25
3 400.0 4.32 0.0
3 500.0 4.32 0.25
3 630.0 4.32 0.0
3 800.0 4.32 0.0
3 1000.0 4.32 0.0
3 1250.0 4.32 0.25
3 1600.0 4.32 0.25
3 2000.0 4.32 0.0
3 2500.0 4.32 0.0
3 3150.0 4.32 0.0
3 4000.0 4.32 0.25
3 5000.0 4.32 0.0
3 6300.0 4.32 0.25
3 8000.0 4.32 0.0
3 10000.0 4.32 0.25
3 12000.0 4.32 0.25
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.

JBL Studio 530: comparison between EQs
JBL Studio 530

Comparison betweens various EQs

JBL Studio 530

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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