What we know about the measurement:

JBL Synthesis K2 S9900 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 .
  • -3dB (resp. -6db) point v.s. reference is at 56.8Hz (resp. 44.0Hz).
  • Reference level is normalised to 0.7dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.7dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.05 and would be 7.02 with a perfect subwoofer.
      • Details: NBD: ON 0.401, LW 0.415, SP 0.446, PIR 0.405; SM: SP0.788, PIR0.666; LFQ 1.842, LFX 41Hz
    • Tonality (Preference) Score is 6.77 with an EQ and would be 8.16 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.299, LW 0.284, SP 0.383, PIR 0.296; SM: SP0.916, PIR0.91; LFQ 1.543, LFX 30Hz
  • Link to Original review.
JBL Synthesis K2 S9900
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
PK 27.0 0.28 2.99
PK 83.0 2.17 -2.9
PK 299.0 1.62 -1.88
PK 792.0 2.96 -1.94
PK 2670.0 3.0 1.39
PK 6585.0 0.57 -3.31
PK 11882.0 2.99 2.89
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
JBL Synthesis K2 S9900
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.0
PK 100.0 2.14 0.0
PK 160.0 2.14 0.0
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
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 -0.25
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.0
Download
This EQ is designed for a 15 bands graphical EQ.
JBL Synthesis K2 S9900
Graphic EQ 31 bands
Set preamp gain to: -0.8dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.25
PK 31.0 4.32 0.25
PK 40.0 4.32 0.25
PK 50.0 4.32 0.25
PK 63.0 4.32 0.0
PK 80.0 4.32 0.0
PK 100.0 4.32 0.0
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 0.25
PK 630.0 4.32 0.25
PK 800.0 4.32 0.0
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.5
PK 2000.0 4.32 0.5
PK 2500.0 4.32 0.5
PK 3150.0 4.32 0.25
PK 4000.0 4.32 0.25
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 0.25
PK 12000.0 4.32 0.75
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 Synthesis K2 S9900: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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