What we know about the measurement:

Jamo S7-15B is a passive bookshelves that cost around 350 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 69.6Hz (resp. 54.2Hz).
  • Reference level is normalised to 0.3dB 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 4.66 and would be 6.79 with a perfect subwoofer.
      • Details: NBD: ON 0.393, LW 0.379, SP 0.457, PIR 0.391; SM: SP0.753, PIR0.544; LFQ 0.613, LFX 45Hz
    • Tonality (Preference) Score is 6.54 with an EQ and would be 8.31 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.317, LW 0.283, SP 0.327, PIR 0.256; SM: SP0.954, PIR0.942; LFQ 0.613, LFX 37Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
  • Vendor specifications:
    • Sensitivity 86.3 dB
    • Impedance 4 Ohm
    • Size
      • Width 200mm
      • Height 320mm
      • Depth 340mm
    • Weight 5.93kg
Jamo S7-15B
AutomaticEQ (IIR)
Set preamp gain to: -2.4dB.
Type Freq Q Gain
PK 51.0 0.66 2.99
PK 117.0 1.18 -4.19
PK 643.0 0.54 1.22
PK 689.0 2.98 -1.94
PK 1823.0 2.98 2.1
PK 4342.0 3.0 -1.77
PK 7059.0 0.26 -2.28
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Jamo S7-15B
AutomaticEQ LW (IIR)
Set preamp gain to: -1.7dB.
Type Freq Q Gain
PK 72.0 2.81 3.0
PK 117.0 1.23 -3.52
PK 600.0 0.56 0.89
PK 689.0 3.0 -1.81
PK 1760.0 2.98 1.47
PK 4194.0 3.0 -1.26
PK 7834.0 0.25 -1.33
Download
This EQ optimise for a flat listening window and is a good start for near field listening like on your desk.
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)
Jamo S7-15B: comparison between EQs
AutomaticEQ
Target v.s. EQ
Comparison betweens various EQs
;