What we know about the measurement:

JBL COL800 is a passive columns that cost around 500 USD each.

  • Quality of the measurement data is low.
  • Origin of the data is JBL.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 115.0Hz (resp. 103.0Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.7dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 2.32 and would be 5.99 with a perfect subwoofer.
      • Details: NBD: ON 0.458, LW 0.45, SP 0.527, PIR 0.476; SM: SP0.726, PIR0.377; LFQ 0.345, LFX 102Hz
    • Tonality (Preference) Score is 4.53 with an EQ and would be 7.94 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.305, LW 0.294, SP 0.376, PIR 0.313; SM: SP0.911, PIR0.845; LFQ 0.231, LFX 90Hz
  • Vendor specifications:
    • Dispersion: 160° horizontal and 60° vertical.
    • Sensitivity 88 dB
    • Impedance 8 Ohm
    • SPL
      • max: 110 dB
      • peak: 116 dB
    • Size
      • Width 102mm
      • Height 800mm
      • Depth 93mm
    • Weight 5.2kg
JBL COL800
AutomaticEQ (IIR)
Set preamp gain to: -2.4dB.
Type Freq Q Gain
PK 98.0 2.69 3.0
PK 149.0 2.02 -2.6
PK 321.0 2.99 2.42
PK 2862.0 1.59 -2.13
PK 6361.0 0.74 -2.47
PK 11085.0 2.99 -1.83
PK 14134.0 2.19 -2.68
Download

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

JBL COL800 filters_auto_eq

AutomaticEQ

JBL COL800 filters_eq_full

Target v.s. EQ

JBL COL800
AutomaticEQ LW (IIR)
Set preamp gain to: -2.1dB.
Type Freq Q Gain
PK 211.0 1.72 -2.7
PK 310.0 3.0 3.0
PK 579.0 3.0 1.6
PK 2579.0 1.14 -1.22
PK 3650.0 1.94 0.62
PK 11085.0 0.26 -1.74
PK 13186.0 1.23 -0.75
Download

These EQ optimise for a flat listening window and is a good start for near field listening like on your desk.

JBL COL800: comparison between EQs
JBL COL800

Comparison betweens various EQs

JBL COL800

Improvements made by EQ
CEA2034
CEA2034 Normalized
On Axis
Early Reflections
Estimated In-Room Response
Horizontal Reflections
Vertical Reflections
SPL Horizontal
SPL Vertical
SPL Horizontal Normalized
SPL Vertical Normalized
SPL Horizontal Contour
SPL Vertical Contour
SPL Horizontal Contour Normalized
SPL Vertical Contour Normalized
SPL Horizontal Contour 3D
SPL Vertical Contour 3D
SPL Horizontal Contour Normalized 3D
SPL Vertical Contour Normalized 3D
SPL Horizontal Radar
SPL Vertical Radar
CEA2034
CEA2034 Normalized
On Axis
Early Reflections
Estimated In-Room Response
Horizontal Reflections
Vertical Reflections
SPL Horizontal
SPL Vertical
SPL Horizontal Normalized
SPL Vertical Normalized
SPL Horizontal Contour
SPL Vertical Contour
SPL Horizontal Contour Normalized
SPL Vertical Contour Normalized
SPL Horizontal Contour 3D
SPL Vertical Contour 3D
SPL Horizontal Contour Normalized 3D
SPL Vertical Contour Normalized 3D
SPL Horizontal Radar
SPL Vertical Radar
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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