What we know about the measurement:

Pylon Jasper Monitor 18 is a passive bookshelves that cost around 3000 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 49.1Hz (resp. 39.6Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.27 and would be 5.89 with a perfect subwoofer.
      • Details: NBD: ON 0.536, LW 0.458, SP 0.439, PIR 0.395; SM: SP0.67, PIR0.314; LFQ 0.704, LFX 34Hz
    • Tonality (Preference) Score is 6.89 with an EQ and would be 8.06 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.405, LW 0.319, SP 0.34, PIR 0.253; SM: SP0.941, PIR0.925; LFQ 0.853, LFX 27Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
  • Vendor specifications:
    • Sensitivity 88 dB
    • Impedance 4 Ohm
    • Size
      • Width 200mm
      • Height 430mm
      • Depth 413mm
    • Weight 13.5kg
Pylon Jasper Monitor 18
AutomaticEQ (IIR)
Set preamp gain to: -2.6dB.
Type Freq Q Gain
PK 29.0 0.5 3.0
PK 92.0 1.12 -4.71
PK 270.0 1.23 1.34
PK 560.0 1.2 2.99
PK 579.0 2.96 -3.07
PK 1760.0 2.88 -3.12
PK 13652.0 0.27 -3.75
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
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)
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