What we know about the measurement:

JBL Performance PC600 is a passive center

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a scanned image .
  • Sensitivity: 90.2dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 89.1Hz (resp. 70.9Hz).
  • Reference level is normalised to 0.8dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.37 and would be 8.18 with a perfect subwoofer.
      • Details: NBD: ON 0.364, LW 0.298, SP 0.295, PIR 0.214; SM: SP0.897, PIR0.882; LFQ 2.229, LFX 64Hz
    • Tonality (Preference) Score is 6.34 with an EQ and would be 8.74 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.312, LW 0.251, SP 0.247, PIR 0.143; SM: SP0.957, PIR0.98; LFQ 2.229, LFX 52Hz
  • Link to Original review.
JBL Performance PC600
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
LS 108.0 1.89 3.0
PK 433.0 2.97 -1.13
PK 15512.0 0.79 2.28
PK 824.0 2.88 1.15
PK 164.0 2.98 -0.76
PK 2590.0 2.98 -0.75
PK 12118.0 2.99 -0.75
PK 520.0 2.98 -0.75
PK 1629.0 3.0 -0.75
Download

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

JBL Performance PC600 filters_auto_eq

AutomaticEQ

JBL Performance PC600 filters_eq_full

Target v.s. EQ

JBL Performance PC600
Graphic EQ 15 bands
Set preamp gain to: -1.1dB.
Type Freq Q Gain
PK 25.0 2.14 0.75
PK 40.0 2.14 0.75
PK 63.0 2.14 0.75
PK 100.0 2.14 0.5
PK 160.0 2.14 0.0
PK 250.0 2.14 0.0
PK 400.0 2.14 -0.25
PK 630.0 2.14 0.0
PK 1000.0 2.14 0.0
PK 1600.0 2.14 -0.25
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 0.0
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.5
Download

These EQ is designed for a 15 bands graphical EQ.

JBL Performance PC600
Graphic EQ 31 bands
Set preamp gain to: -1.2dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.75
PK 31.0 4.32 0.75
PK 40.0 4.32 0.75
PK 50.0 4.32 0.75
PK 63.0 4.32 0.75
PK 80.0 4.32 0.75
PK 100.0 4.32 0.5
PK 125.0 4.32 0.0
PK 160.0 4.32 0.0
PK 200.0 4.32 0.0
PK 250.0 4.32 0.0
PK 315.0 4.32 -0.25
PK 400.0 4.32 -0.25
PK 500.0 4.32 -0.25
PK 630.0 4.32 0.0
PK 800.0 4.32 0.25
PK 1000.0 4.32 0.0
PK 1250.0 4.32 0.0
PK 1600.0 4.32 -0.25
PK 2000.0 4.32 0.0
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 0.0
PK 4000.0 4.32 0.0
PK 5000.0 4.32 0.0
PK 6300.0 4.32 0.0
PK 8000.0 4.32 0.0
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.0
PK 16000.0 4.32 0.5
PK 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

JBL Performance PC600: comparison between EQs
JBL Performance PC600

Comparison betweens various EQs

JBL Performance PC600

Improvements made by EQ

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