What we know about the measurement:

JBL 100 Classic 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: 91.2dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 201.4Hz (resp. 201.4Hz).
  • Reference level is normalised to 0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.9dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 1.12 and would be 6.05 with a perfect subwoofer.
      • Details: NBD: ON 0.507, LW 0.448, SP 0.406, PIR 0.408; SM: SP0.545, PIR0.368; LFQ 10.0, LFX 201Hz
    • Tonality (Preference) Score is 3.77 with an EQ and would be 8.69 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.302, LW 0.174, SP 0.197, PIR 0.13; SM: SP0.851, PIR0.931; LFQ 10.0, LFX 201Hz
  • Link to Original review.
JBL 100 Classic
AutomaticEQ (IIR)
Set preamp gain to: -1.8dB.
Type Freq Q Gain
PK 270.0 2.71 -2.32
PK 879.0 2.8 1.95
PK 1083.0 3.0 -1.54
PK 2168.0 0.25 0.75
PK 2245.0 2.17 -3.34
PK 4989.0 2.12 -2.82
PK 14633.0 3.0 -1.1
Download

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

JBL 100 Classic filters_auto_eq

AutomaticEQ

JBL 100 Classic filters_eq_full

Target v.s. EQ

JBL 100 Classic
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
PK 25.0 2.14 0.0
PK 40.0 2.14 0.0
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 -0.25
PK 400.0 2.14 0.25
PK 630.0 2.14 0.25
PK 1000.0 2.14 0.0
PK 1600.0 2.14 -0.25
PK 2500.0 2.14 -0.75
PK 4000.0 2.14 -0.5
PK 6300.0 2.14 -0.5
PK 10000.0 2.14 -0.25
PK 16000.0 2.14 -0.25
Download

These EQ is designed for a 15 bands graphical EQ.

JBL 100 Classic
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.0
PK 31.0 4.32 0.0
PK 40.0 4.32 0.0
PK 50.0 4.32 0.0
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 0.0
PK 160.0 4.32 0.0
PK 200.0 4.32 0.0
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 0.25
PK 500.0 4.32 0.25
PK 630.0 4.32 0.25
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 -0.5
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 -0.5
PK 6300.0 4.32 -0.25
PK 8000.0 4.32 0.0
PK 10000.0 4.32 0.0
PK 12000.0 4.32 -0.25
PK 16000.0 4.32 0.0
PK 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

JBL 100 Classic: comparison between EQs
JBL 100 Classic

Comparison betweens various EQs

JBL 100 Classic

Improvements made by EQ

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