What we know about the measurement:

JBL 4349 is a passive bookshelves that cost around 7500 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 .
  • -3dB (resp. -6db) point v.s. reference is at 51.3Hz (resp. 36.6Hz).
  • Reference level is normalised to 0.3dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.3dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.1 and would be 5.83 with a perfect subwoofer.
      • Details: NBD: ON 0.506, LW 0.493, SP 0.526, PIR 0.507; SM: SP0.686, PIR0.402; LFQ 1.829, LFX 36Hz
    • Tonality (Preference) Score is 6.53 with an EQ and would be 7.94 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.361, LW 0.331, SP 0.327, PIR 0.298; SM: SP0.943, PIR0.885; LFQ 1.568, LFX 30Hz
  • Link to Original review.
JBL 4349
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
LS 84.0 0.87 2.96
PK 109.0 0.9 -2.75
PK 187.0 2.95 2.18
PK 511.0 1.59 0.88
PK 1491.0 2.81 2.81
PK 2082.0 2.92 -1.81
PK 3801.0 1.88 -2.08
PK 7930.0 1.96 -2.69
PK 10361.0 1.03 -1.76
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
JBL 4349
Graphic EQ 15 bands
Set preamp gain to: -0.9dB.
Type Freq Q Gain
PK 25.0 2.14 0.75
PK 40.0 2.14 0.75
PK 63.0 2.14 0.25
PK 100.0 2.14 -0.5
PK 160.0 2.14 0.0
PK 250.0 2.14 -0.25
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 -0.25
PK 1600.0 2.14 0.75
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 -0.5
PK 6300.0 2.14 -0.5
PK 10000.0 2.14 -0.5
PK 16000.0 2.14 0.5
Download
This EQ is designed for a 15 bands graphical EQ.
JBL 4349
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.5
PK 63.0 4.32 0.25
PK 80.0 4.32 -0.25
PK 100.0 4.32 -0.25
PK 125.0 4.32 -0.25
PK 160.0 4.32 0.0
PK 200.0 4.32 0.25
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.0
PK 630.0 4.32 0.0
PK 800.0 4.32 0.0
PK 1000.0 4.32 -0.25
PK 1250.0 4.32 0.25
PK 1600.0 4.32 0.5
PK 2000.0 4.32 -0.25
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 -0.25
PK 4000.0 4.32 -0.25
PK 5000.0 4.32 -0.25
PK 6300.0 4.32 -0.25
PK 8000.0 4.32 -0.5
PK 10000.0 4.32 -0.25
PK 12000.0 4.32 -0.25
PK 16000.0 4.32 0.25
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
Improvement made by adding the above EQ
EQ
AutoEQ
Target v.s. EQ
Target v.s. EQ
Histogram of errors
On Axis (fullrange)
Listening Window (fullrange)
Predicted In-Room Response (fullrange)
JBL 4349: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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