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).

KEF LS50 Wireless II is an active bookshelves that cost around 2800 USD for a pair.

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is a set of 36 horizontal and 36 vertical measurements .
  • -3dB (resp. -6db) point v.s. reference is at 51.3Hz (resp. 45.4Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.48 and would be 8.62 with a perfect subwoofer.
      • Details: NBD: ON 0.222, LW 0.175, SP 0.213, PIR 0.189; SM: SP0.945, PIR0.889; LFQ 0.0, LFX 45Hz
    • Tonality (Preference) Score is 6.72 with an EQ and would be 8.8 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.185, LW 0.164, SP 0.195, PIR 0.165; SM: SP0.968, PIR0.894; LFQ 0.0, LFX 43Hz
  • Link to original Review: dci review. Links to other reviews: asr review .
  • Note: Data gated at 5ms so valid above 200Hz/300Hz and smoothed 1/24th of octave.
KEF LS50 Wireless II
AutomaticEQ (IIR)
Set preamp gain to: -2.5dB.
Type Freq Q Gain
HS 62.0 0.89 -2.68
PK 109.0 0.69 -2.36
PK 158.0 1.9 0.93
PK 844.0 2.06 -1.47
PK 1103.0 2.47 2.45
PK 2909.0 1.51 2.22
PK 3801.0 1.84 -1.11
PK 4966.0 0.89 0.09
LS 14473.0 1.14 2.65
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.0
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 0.0
PK 1000.0 2.14 0.5
PK 1600.0 2.14 0.5
PK 2500.0 2.14 0.5
PK 4000.0 2.14 0.25
PK 6300.0 2.14 0.25
PK 10000.0 2.14 0.25
PK 16000.0 2.14 0.25
Download
This EQ is designed for a 15 bands graphical EQ.
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 0.25
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 0.0
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 0.0
PK 400.0 4.32 0.25
PK 500.0 4.32 0.0
PK 630.0 4.32 0.0
PK 800.0 4.32 0.0
PK 1000.0 4.32 0.5
PK 1250.0 4.32 0.5
PK 1600.0 4.32 0.5
PK 2000.0 4.32 0.5
PK 2500.0 4.32 0.5
PK 3150.0 4.32 0.5
PK 4000.0 4.32 0.25
PK 5000.0 4.32 0.25
PK 6300.0 4.32 0.25
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 0.25
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
Quick config:
Quick config:
Quick config:
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