What we know about the measurement:

JBL Arena 120 is a passive bookshelves

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a scanned image .
  • Sensitivity: 84.3dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 97.4Hz (resp. 66.2Hz).
  • Reference level is normalised to 0.6dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.1dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.13 and would be 7.93 with a perfect subwoofer.
      • Details: NBD: ON 0.293, LW 0.239, SP 0.283, PIR 0.236; SM: SP0.873, PIR0.727; LFQ 0.74, LFX 64Hz
    • Tonality (Preference) Score is 6.42 with an EQ and would be 8.92 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.221, LW 0.133, SP 0.229, PIR 0.146; SM: SP0.965, PIR0.958; LFQ 0.74, LFX 54Hz
  • Link to Original review.
JBL Arena 120
AutomaticEQ (IIR)
Set preamp gain to: -4.6dB.
Type Freq Q Gain
3 54.0 2.69 2.98
3 98.0 0.41 2.3
3 540.0 0.25 -1.12
3 1887.0 2.97 1.14
3 3779.0 2.85 -1.21
3 5934.0 1.85 -1.83
3 9648.0 2.99 -2.26
Download

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

JBL Arena 120 filters_auto_eq

AutomaticEQ

JBL Arena 120 filters_eq_full

Target v.s. EQ

JBL Arena 120
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 0.5
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 -0.25
3 1000.0 2.14 0.0
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 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

JBL Arena 120
Graphic EQ 31 bands
Set preamp gain to: -0.8dB.
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 0.5
3 100.0 4.32 0.5
3 125.0 4.32 0.25
3 160.0 4.32 0.25
3 200.0 4.32 0.0
3 250.0 4.32 0.0
3 315.0 4.32 0.0
3 400.0 4.32 0.0
3 500.0 4.32 0.0
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 0.0
3 1600.0 4.32 0.25
3 2000.0 4.32 0.25
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 -0.25
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 0.25
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.

JBL Arena 120: comparison between EQs
JBL Arena 120

Comparison betweens various EQs

JBL Arena 120

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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