Altec Lansing Soundrower Pro 650 is an active floorstanders that cost around 230 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 60.1Hz (resp. 56.4Hz).
  • Reference level is normalised to 0.5dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 8.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 0.09 and would be 2.64 with a perfect subwoofer.
      • Details: NBD: ON 1.221, LW 1.177, SP 1.103, PIR 1.13; SM: SP0.699, PIR0.593; LFQ 2.192, LFX 56Hz
    • Tonality (Preference) Score is 2.7 with an EQ and would be 5.17 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.914, LW 0.836, SP 0.747, PIR 0.761; SM: SP0.926, PIR0.879; LFQ 2.192, LFX 54Hz
  • Link to original Review: yt review. .
Altec Lansing Soundrower Pro 650

Vendor specifications

  • Size
    • Width 457mm
    • Height 801mm
    • Depth 558mm
  • Weight 20kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -1.4dB.
Type Freq Q Gain
PK 92.0 1.52 -4.86
PK 211.0 3.0 3.0
PK 243.0 3.0 -4.88
PK 439.0 3.0 -3.53
PK 540.0 3.0 3.0
PK 1954.0 1.2 3.0
PK 4495.0 0.5 -6.49
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Quick config:
Quick config:
Quick config:
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