What we know about the measurement:

JBL XPL90 is a passive bookshelves that cost around 700 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: 85.3dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 77.6Hz (resp. 60.1Hz).
  • Reference level is normalised to -0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.3dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 60.0°) 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 3.71 and would be 6.33 with a perfect subwoofer.
      • Details: NBD: ON 0.541, LW 0.512, SP 0.489, PIR 0.488; SM: SP0.85, PIR0.628; LFQ 0.579, LFX 58Hz
    • Tonality (Preference) Score is 6.26 with an EQ and would be 8.62 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.246, LW 0.235, SP 0.277, PIR 0.224; SM: SP0.97, PIR0.961; LFQ 0.579, LFX 51Hz
  • Link to Original review.
JBL XPL90
AutomaticEQ (IIR)
Set preamp gain to: -2.6dB.
Type Freq Q Gain
3 77.0 1.26 2.59
3 262.0 1.48 0.76
3 1220.0 2.85 -2.79
3 1541.0 2.82 2.85
3 2461.0 2.21 -1.38
3 3216.0 2.64 2.82
3 6489.0 2.77 -2.95
3 7930.0 2.45 0.83
3 14965.0 0.83 -2.11
Download

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

JBL XPL90 filters_auto_eq

AutomaticEQ

JBL XPL90 filters_eq_full

Target v.s. EQ

JBL XPL90
flipflop@ASR (IIR)
Set preamp gain to: -1.8dB.
Type Freq Q Gain
3 347.0 10.0 0.5
3 379.0 23.0 -0.5
3 452.0 6.0 -1.6
3 512.0 22.0 -1.0
3 572.0 11.0 -1.2
3 640.0 10.0 -1.2
3 713.0 10.0 -1.0
3 994.0 5.0 -1.3
3 1250.0 4.92 -2.9
3 1445.0 5.0 2.2
3 1642.0 5.0 1.2
3 1950.0 27.0 0.6
3 2080.0 20.0 -0.7
3 3123.0 5.0 2.9
3 3859.0 1.855 5.7
3 3869.0 1.002 -5.3
3 6555.0 3.33 -2.9
3 11935.0 1.89 -0.6
3 13250.0 4.0 -0.9
3 15000.0 1.0 -2.3
Download

These EQ is designed by ASR member flipflop.

JBL XPL90
Graphic EQ 15 bands
Set preamp gain to: -1.1dB.
Type Freq Q Gain
3 25.0 2.14 0.75
3 40.0 2.14 0.75
3 63.0 2.14 0.75
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 0.0
3 630.0 2.14 0.0
3 1000.0 2.14 -0.25
3 1600.0 2.14 0.5
3 2500.0 2.14 0.25
3 4000.0 2.14 0.5
3 6300.0 2.14 -0.5
3 10000.0 2.14 0.0
3 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

JBL XPL90
Graphic EQ 31 bands
Set preamp gain to: -1.2dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.75
3 31.0 4.32 0.75
3 40.0 4.32 0.75
3 50.0 4.32 0.75
3 63.0 4.32 0.75
3 80.0 4.32 0.75
3 100.0 4.32 0.25
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 -0.25
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 -0.25
3 1600.0 4.32 0.5
3 2000.0 4.32 0.25
3 2500.0 4.32 0.25
3 3150.0 4.32 0.75
3 4000.0 4.32 0.75
3 5000.0 4.32 0.25
3 6300.0 4.32 -0.25
3 8000.0 4.32 0.25
3 10000.0 4.32 0.25
3 12000.0 4.32 0.0
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.

JBL XPL90: comparison between EQs
JBL XPL90

Comparison betweens various EQs

JBL XPL90

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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