What we know about the measurement:

Polk Audio Reserve R700 is a passive floorstanders that cost around 1100 USD each.

  • 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 41.0Hz (resp. 35.9Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.37 and would be 7.83 with a perfect subwoofer.
      • Details: NBD: ON 0.341, LW 0.304, SP 0.387, PIR 0.311; SM: SP0.846, PIR0.831; LFQ 1.303, LFX 31Hz
    • Tonality (Preference) Score is 7.06 with an EQ and would be 8.28 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.32, LW 0.284, SP 0.343, PIR 0.267; SM: SP0.926, PIR0.946; LFQ 1.303, LFX 27Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
  • Vendor specifications:
    • Sensitivity 88 dB
    • Impedance 4 Ohm
    • Size
      • Width 320mm
      • Height 1144mm
      • Depth 428mm
    • Weight 35.9kg
Polk Audio Reserve R700
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
PK 29.0 1.34 3.0
PK 88.0 0.74 -1.14
PK 470.0 0.27 0.93
PK 1381.0 1.68 -1.56
PK 5165.0 1.03 -1.03
PK 9319.0 2.16 0.38
PK 16239.0 1.26 -0.1
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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