What we know about the measurement:

KEF Reference 5 Meta is a passive floorstanders that cost around 20000 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is KEF.
  • Format of the data is .
  • Sensitivity: 88.9dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 40.0Hz (resp. 34.3Hz).
  • Reference level is normalised to 0.8dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.8dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.66 and would be 8.2 with a perfect subwoofer.
      • Details: NBD: ON 0.343, LW 0.275, SP 0.349, PIR 0.281; SM: SP0.964, PIR0.954; LFQ 1.1, LFX 32Hz
    • Tonality (Preference) Score is 7.15 with an EQ and would be 8.48 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.293, LW 0.231, SP 0.307, PIR 0.232; SM: SP0.971, PIR0.957; LFQ 1.1, LFX 29Hz
  • Note: Data computed by KEF is precise above 300Hz, the on axis is corrected below that. The other curves are interpolated below 300Hz and are not very precise..
KEF Reference 5 Meta
AutomaticEQ (IIR)
Set preamp gain to: -2.7dB.
Type Freq Q Gain
3 32.0 1.12 2.98
3 80.0 1.28 -1.88
3 184.0 0.74 -1.75
3 643.0 1.48 -1.11
3 1381.0 3.0 -1.03
3 5536.0 1.85 -0.52
3 9001.0 2.86 -0.96
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

KEF Reference 5 Meta filters_auto_eq

AutomaticEQ

KEF Reference 5 Meta filters_eq_full

Target v.s. EQ

KEF Reference 5 Meta
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 25.0 2.14 0.25
3 40.0 2.14 0.25
3 63.0 2.14 0.0
3 100.0 2.14 -0.25
3 160.0 2.14 -0.25
3 250.0 2.14 -0.25
3 400.0 2.14 0.0
3 630.0 2.14 0.0
3 1000.0 2.14 0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 0.0
3 4000.0 2.14 0.0
3 6300.0 2.14 0.0
3 10000.0 2.14 0.25
3 16000.0 2.14 0.25
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These EQ is designed for a 15 bands graphical EQ.

KEF Reference 5 Meta
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.0
3 63.0 4.32 -0.25
3 80.0 4.32 -0.5
3 100.0 4.32 -0.5
3 125.0 4.32 -0.5
3 160.0 4.32 -0.5
3 200.0 4.32 -0.5
3 250.0 4.32 -0.25
3 315.0 4.32 -0.25
3 400.0 4.32 -0.25
3 500.0 4.32 -0.25
3 630.0 4.32 -0.25
3 800.0 4.32 -0.25
3 1000.0 4.32 0.0
3 1250.0 4.32 -0.25
3 1600.0 4.32 0.0
3 2000.0 4.32 0.25
3 2500.0 4.32 -0.25
3 3150.0 4.32 0.0
3 4000.0 4.32 0.0
3 5000.0 4.32 0.0
3 6300.0 4.32 -0.25
3 8000.0 4.32 0.0
3 10000.0 4.32 0.0
3 12000.0 4.32 0.0
3 16000.0 4.32 0.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

KEF Reference 5 Meta: comparison between EQs
KEF Reference 5 Meta

Comparison betweens various EQs

KEF Reference 5 Meta

Improvements made by EQ
CEA2034
On Axis
Estimated In-Room Response
CEA2034
On Axis
Estimated In-Room Response
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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