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:

Ascend Acoustics Sierra-LX is a passive bookshelves that cost around 1438 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • -3dB (resp. -6db) point v.s. reference is at 47.6Hz (resp. 42.5Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.05 and would be 7.93 with a perfect subwoofer.
      • Details: NBD: ON 0.382, LW 0.292, SP 0.3, PIR 0.262; SM: SP0.934, PIR0.858; LFQ 0.581, LFX 39Hz
    • Tonality (Preference) Score is 6.43 with an EQ and would be 8.2 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.352, LW 0.252, SP 0.251, PIR 0.209; SM: SP0.941, PIR0.873; LFQ 0.581, LFX 37Hz
Ascend Acoustics Sierra-LX
AutomaticEQ (IIR)
Set preamp gain to: -2.7dB.
Type Freq Q Gain
PK 34.0 1.62 2.98
PK 67.0 2.08 -1.74
PK 139.0 0.65 -0.73
PK 621.0 0.84 0.49
PK 1381.0 2.01 -0.94
PK 2168.0 2.68 0.85
PK 14633.0 1.46 0.96
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Ascend Acoustics Sierra-LX
Graphic EQ 15 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
PK 25.0 2.14 0.5
PK 40.0 2.14 0.5
PK 63.0 2.14 -0.25
PK 100.0 2.14 -0.25
PK 160.0 2.14 0.0
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 0.0
PK 1600.0 2.14 0.0
PK 2500.0 2.14 0.0
PK 4000.0 2.14 0.25
PK 6300.0 2.14 0.0
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.25
Download
This EQ is designed for a 15 bands graphical EQ.
Ascend Acoustics Sierra-LX
Graphic EQ 31 bands
Set preamp gain to: -0.5dB.
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 0.0
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 -0.25
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.0
PK 630.0 4.32 0.0
PK 800.0 4.32 0.25
PK 1000.0 4.32 0.25
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.0
PK 2000.0 4.32 0.25
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.0
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 0.5
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)
Ascend Acoustics Sierra-LX: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
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