Notice

Warning

We have multiple measurements for this speaker. Click here to see the default one (which is higher quality if we have one measurement better than the others).

What we know about the measurement:

KEF LS50 is a passive bookshelves that cost around 1500 USD for a pair.

  • Quality of the measurement data is low.
  • Origin of the data is Princeton.
  • Format of the data is .
  • Link to Original review.
KEF LS50
AutomaticEQ (IIR)
Set preamp gain to: -2.3dB.
Type Freq Q Gain
LS 102.0 0.48 2.96
PK 404.0 1.17 0.88
PK 584.0 2.47 2.23
PK 817.0 2.02 -1.24
PK 1541.0 2.55 2.96
PK 2813.0 1.97 -0.55
PK 4803.0 2.78 -2.85
PK 7669.0 0.72 1.54
LS 14965.0 0.76 -0.64
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
KEF LS50
flipflop@ASR (IIR)
Set preamp gain to: -1.2dB.
Type Freq Q Gain
PK 466.0 4.209 -0.6
PK 527.0 1.889 2.2
PK 857.0 1.0 -2.7
PK 1224.0 5.0 -2.0
PK 1459.0 1.123 4.6
PK 1639.0 4.703 -11.5
PK 1645.0 4.807 11.7
PK 2285.0 1.0 -3.1
PK 2400.0 18.0 -0.6
PK 4429.0 1.0 -1.4
PK 4873.0 5.0 -2.3
PK 6985.0 4.998 -2.1
PK 8917.0 5.0 -3.4
PK 10636.0 5.0 -3.1
PK 11460.0 5.0 -2.2
PK 12192.0 1.001 12.0
PK 13179.0 1.386 -12.3
PK 14084.0 5.0 1.2
PK 16192.0 5.0 -1.5
PK 17760.0 5.0 -1.6
Download
This EQ is designed by ASR member flipflop.
KEF LS50
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 25.0 2.14 0.5
PK 40.0 2.14 0.5
PK 63.0 2.14 0.5
PK 100.0 2.14 0.25
PK 160.0 2.14 -0.25
PK 250.0 2.14 -0.25
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 -0.25
PK 1600.0 2.14 0.25
PK 2500.0 2.14 -0.5
PK 4000.0 2.14 -0.5
PK 6300.0 2.14 -0.25
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.0
Download
This EQ is designed for a 15 bands graphical EQ.
KEF LS50
Graphic EQ 31 bands
Set preamp gain to: -0.8dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.5
PK 63.0 4.32 0.5
PK 80.0 4.32 0.5
PK 100.0 4.32 0.25
PK 125.0 4.32 0.0
PK 160.0 4.32 -0.25
PK 200.0 4.32 -0.25
PK 250.0 4.32 0.0
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.25
PK 630.0 4.32 0.0
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 0.5
PK 2000.0 4.32 0.0
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 -0.5
PK 4000.0 4.32 -0.5
PK 5000.0 4.32 -0.5
PK 6300.0 4.32 0.0
PK 8000.0 4.32 0.25
PK 10000.0 4.32 0.25
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 LS50: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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