What we know about the measurement:

JBL LSR6328P is an active bookshelves

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a scanned image .
  • -3dB (resp. -6db) point v.s. reference is at 47.5Hz (resp. 42.8Hz).
  • Reference level is normalised to 0.5dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 0.9dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.47 and would be 8.46 with a perfect subwoofer.
      • Details: NBD: ON 0.211, LW 0.23, SP 0.354, PIR 0.264; SM: SP0.939, PIR0.904; LFQ 0.715, LFX 41Hz
    • Tonality (Preference) Score is 6.96 with an EQ and would be 8.75 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.187, LW 0.199, SP 0.305, PIR 0.221; SM: SP0.961, PIR0.949; LFQ 0.715, LFX 37Hz
  • Link to Original review.
JBL LSR6328P
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
3 38.0 2.56 3.0
3 522.0 3.0 2.85
3 560.0 1.59 -2.37
3 1586.0 1.8 0.35
3 2491.0 1.0 -1.04
3 13186.0 2.85 0.34
3 16239.0 0.27 -1.1
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

JBL LSR6328P filters_auto_eq

AutomaticEQ

JBL LSR6328P filters_eq_full

Target v.s. EQ

JBL LSR6328P
Graphic EQ 15 bands
Set preamp gain to: -0.5dB.
Type Freq Q Gain
3 25.0 2.14 0.0
3 40.0 2.14 0.5
3 63.0 2.14 0.0
3 100.0 2.14 -0.25
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 0.0
3 1000.0 2.14 0.0
3 1600.0 2.14 0.0
3 2500.0 2.14 -0.25
3 4000.0 2.14 -0.25
3 6300.0 2.14 0.0
3 10000.0 2.14 -0.25
3 16000.0 2.14 0.0
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These EQ is designed for a 15 bands graphical EQ.

JBL LSR6328P
Graphic EQ 31 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.0
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.25
3 63.0 4.32 0.0
3 80.0 4.32 -0.25
3 100.0 4.32 0.0
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 0.25
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 0.0
3 1600.0 4.32 0.0
3 2000.0 4.32 -0.25
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 0.0
3 10000.0 4.32 0.0
3 12000.0 4.32 0.0
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 LSR6328P: comparison between EQs
JBL LSR6328P

Comparison betweens various EQs

JBL LSR6328P

Improvements made by EQ

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