What we know about the measurement:

Paradigm Founder 40B is a passive center that cost around 1660 USD

  • 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. 52.7Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.7dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.99 and would be 7.22 with a perfect subwoofer.
      • Details: NBD: ON 0.359, LW 0.312, SP 0.354, PIR 0.325; SM: SP0.742, PIR0.605; LFQ 0.55, LFX 47Hz
    • Tonality (Preference) Score is 6.47 with an EQ and would be 8.48 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.289, LW 0.225, SP 0.251, PIR 0.214; SM: SP0.948, PIR0.932; LFQ 0.55, LFX 42Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
  • Note: The speaker is designed to be listen to at 30 degrees off axis.
  • Vendor specifications:
    • Sensitivity 89 dB
    • Impedance 8 Ohm
    • Size
      • Width 197mm
      • Height 368mm
      • Depth 320mm
    • Weight 11.3kg
Paradigm Founder 40B
AutomaticEQ (IIR)
Set preamp gain to: -2.0dB.
Type Freq Q Gain
PK 1429.0 2.95 1.7
PK 69.0 0.5 2.98
PK 666.0 2.67 -1.32
PK 714.0 2.54 2.63
PK 849.0 1.64 -1.43
PK 144.0 0.84 -3.99
PK 13186.0 0.4 -3.01
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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