What we know about the measurement:

KEF T301C is a passive center that cost around 300 USD

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • -3dB (resp. -6db) point v.s. reference is at 159.7Hz (resp. 139.2Hz).
  • Reference level is normalised to 0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 5.2dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is -0.79 and would be 3.49 with a perfect subwoofer.
      • Details: NBD: ON 0.848, LW 0.781, SP 0.963, PIR 0.802; SM: SP0.007, PIR0.14; LFQ 1.053, LFX 143Hz
    • Tonality (Preference) Score is 2.27 with an EQ and would be 5.98 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.689, LW 0.549, SP 0.668, PIR 0.486; SM: SP0.754, PIR0.634; LFQ 0.82, LFX 105Hz
  • Link to Original review.
KEF T301C
AutomaticEQ (IIR)
Set preamp gain to: -5.1dB.
Type Freq Q Gain
PK 105.0 1.19 3.0
PK 204.0 1.84 -4.01
PK 211.0 0.25 3.0
PK 1010.0 3.0 -4.62
PK 2168.0 2.99 2.78
PK 4051.0 0.93 -4.26
PK 8694.0 0.46 -4.72
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
KEF T301C
Graphic EQ 15 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.25
PK 100.0 2.14 0.25
PK 160.0 2.14 0.25
PK 250.0 2.14 0.0
PK 400.0 2.14 0.25
PK 630.0 2.14 0.25
PK 1000.0 2.14 -0.5
PK 1600.0 2.14 0.0
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 -0.75
PK 6300.0 2.14 -0.75
PK 10000.0 2.14 -0.5
PK 16000.0 2.14 0.0
Download
This EQ is designed for a 15 bands graphical EQ.
KEF T301C
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 0.25
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 0.25
PK 80.0 4.32 0.25
PK 100.0 4.32 0.25
PK 125.0 4.32 0.25
PK 160.0 4.32 0.25
PK 200.0 4.32 0.0
PK 250.0 4.32 0.0
PK 315.0 4.32 0.25
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 -0.25
PK 1250.0 4.32 -0.25
PK 1600.0 4.32 0.0
PK 2000.0 4.32 0.25
PK 2500.0 4.32 0.0
PK 3150.0 4.32 -0.5
PK 4000.0 4.32 -0.75
PK 5000.0 4.32 -0.75
PK 6300.0 4.32 -0.5
PK 8000.0 4.32 -0.5
PK 10000.0 4.32 -0.5
PK 12000.0 4.32 -0.25
PK 16000.0 4.32 0.0
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)
KEF T301C: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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