What we know about the measurement:

JBL CFR2 is a passive cinema

  • 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 22.4Hz (resp. 22.4Hz).
  • Reference level is normalised to 5.8dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 80.2dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is -18.45 and would be -12.73 with a perfect subwoofer.
      • Details: NBD: ON 4.424, LW 4.224, SP 3.762, PIR 3.864; SM: SP0.925, PIR0.928; LFQ 10.0, LFX 307Hz
    • Tonality (Preference) Score is -10.29 with an EQ and would be -9.43 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 3.804, LW 3.585, SP 3.125, PIR 3.234; SM: SP0.866, PIR0.874; LFQ 28.602, LFX 22Hz
  • Note: Data provided by JBL in GLL format is highly variable, beware. It ranges from excellent to surprising.
JBL CFR2
AutomaticEQ (IIR)
Set preamp gain to: -19.0dB.
Type Freq Q Gain
BP 78.0 0.28 -1.5
PK 117.0 0.28 2.96
PK 121.0 0.3 2.7
PK 121.0 0.38 2.95
PK 153.0 0.37 2.91
PK 164.0 0.3 2.78
PK 221.0 0.32 2.64
PK 1220.0 1.61 -1.59
LS 7417.0 0.96 2.89
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
JBL CFR2
Graphic EQ 15 bands
Set preamp gain to: -9.1dB.
Type Freq Q Gain
PK 25.0 2.14 6.0
PK 40.0 2.14 6.0
PK 63.0 2.14 6.0
PK 100.0 2.14 6.0
PK 160.0 2.14 6.0
PK 250.0 2.14 6.0
PK 400.0 2.14 6.0
PK 630.0 2.14 0.5
PK 1000.0 2.14 -6.0
PK 1600.0 2.14 -6.0
PK 2500.0 2.14 -6.0
PK 4000.0 2.14 -6.0
PK 6300.0 2.14 -6.0
PK 10000.0 2.14 -6.0
PK 16000.0 2.14 -6.0
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This EQ is designed for a 15 bands graphical EQ.
JBL CFR2
Graphic EQ 31 bands
Set preamp gain to: -9.9dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 6.0
PK 31.0 4.32 6.0
PK 40.0 4.32 6.0
PK 50.0 4.32 6.0
PK 63.0 4.32 6.0
PK 80.0 4.32 6.0
PK 100.0 4.32 6.0
PK 125.0 4.32 6.0
PK 160.0 4.32 6.0
PK 200.0 4.32 6.0
PK 250.0 4.32 6.0
PK 315.0 4.32 6.0
PK 400.0 4.32 6.0
PK 500.0 4.32 1.0
PK 630.0 4.32 0.0
PK 800.0 4.32 -0.75
PK 1000.0 4.32 -1.75
PK 1250.0 4.32 -2.75
PK 1600.0 4.32 -2.75
PK 2000.0 4.32 -2.75
PK 2500.0 4.32 -3.5
PK 3150.0 4.32 -3.5
PK 4000.0 4.32 -4.0
PK 5000.0 4.32 -4.0
PK 6300.0 4.32 -6.0
PK 8000.0 4.32 -6.0
PK 10000.0 4.32 -6.0
PK 12000.0 4.32 -6.0
PK 16000.0 4.32 -6.0
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 CFR2: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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