AsciLab F6Bs is a passive bookshelves that cost around 575 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity:
    • Measured: 85.2 dB (avg. 300Hz-3kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 82.0Hz (resp. 63.0Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.3dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.55 and would be 8.21 with a perfect subwoofer.
      • Details: NBD: ON 0.3, LW 0.293, SP 0.303, PIR 0.274; SM: SP0.934, PIR0.907; LFQ 0.661, LFX 60Hz
    • Tonality (Preference) Score is 6.48 with an EQ and would be 8.84 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.211, LW 0.202, SP 0.233, PIR 0.195; SM: SP0.974, PIR0.979; LFQ 0.661, LFX 51Hz
  • Link to original Review: asr review. Links to other reviews: adk review .
AsciLab F6Bs

Vendor specifications

  • Size
    • Width 202mm
    • Height 368mm
    • Depth 154mm
  • Weight 5.7kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
PK 51.0 2.83 2.83
PK 88.0 2.75 2.54
PK 321.0 1.34 2.97
PK 522.0 0.53 -4.02
PK 820.0 1.47 2.75
PK 1586.0 2.89 -0.77
PK 1700.0 0.89 1.89
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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