What we know about the measurement:

JBL Stage A130 is a passive bookshelves that cost around 200 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 84.4dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 67.4Hz (resp. 58.6Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.7dB 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 3.39 and would be 5.85 with a perfect subwoofer.
      • Details: NBD: ON 0.461, LW 0.42, SP 0.368, PIR 0.388; SM: SP0.627, PIR0.209; LFQ 0.447, LFX 54Hz
    • Tonality (Preference) Score is 5.83 with an EQ and would be 8.29 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.314, LW 0.259, SP 0.321, PIR 0.256; SM: SP0.945, PIR0.933; LFQ 0.447, LFX 54Hz
  • Link to Original review.
JBL Stage A130
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
3 342.0 1.26 1.62
3 494.0 2.49 1.76
3 739.0 2.92 2.82
3 903.0 2.88 -1.96
3 1491.0 2.78 -2.73
3 1884.0 2.77 2.63
3 6276.0 1.5 1.87
3 9372.0 0.31 -2.61
3 15474.0 1.14 -2.66
Download

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

JBL Stage A130 filters_auto_eq

AutomaticEQ

JBL Stage A130 filters_eq_full

Target v.s. EQ

JBL Stage A130
flipflop@ASR (IIR)
Set preamp gain to: -0.8dB.
Type Freq Q Gain
3 336.0 10.0 0.8
3 416.0 4.0 0.9
3 503.0 7.0 0.9
3 680.0 3.5 1.8
3 794.0 15.0 0.9
3 875.0 8.0 -1.2
3 1161.0 18.0 -0.6
3 1179.0 5.0 3.9
3 1326.0 1.3 -6.8
3 1538.0 5.0 2.8
3 2107.0 15.0 -1.0
3 2310.0 18.0 1.0
3 2337.0 5.0 1.6
3 2512.0 15.0 -1.0
3 3380.0 8.0 0.6
3 5853.0 5.0 1.0
3 10414.0 1.0 -1.2
3 11650.0 9.0 -0.6
3 13350.0 5.0 1.3
3 15150.0 3.6 -5.7
Download

These EQ is designed by ASR member flipflop.

JBL Stage A130
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 0.0
3 400.0 2.14 0.25
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 -0.25
3 6300.0 2.14 -0.25
3 10000.0 2.14 -0.75
3 16000.0 2.14 -0.5
Download

These EQ is designed for a 15 bands graphical EQ.

JBL Stage A130
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
3 63.0 4.32 0.5
3 80.0 4.32 0.0
3 100.0 4.32 -0.25
3 125.0 4.32 -0.25
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 0.25
3 500.0 4.32 0.5
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 -0.5
3 1600.0 4.32 -0.5
3 2000.0 4.32 0.0
3 2500.0 4.32 -0.25
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.25
3 5000.0 4.32 0.0
3 6300.0 4.32 0.0
3 8000.0 4.32 -0.25
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.5
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 Stage A130: comparison between EQs
JBL Stage A130

Comparison betweens various EQs

JBL Stage A130

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
;