AsciLab C5B is a passive bookshelves that cost around 1000 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is AsciLab.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity:
    • Measured: 83.6 dB (avg. 300Hz-3kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 54.2Hz (resp. 43.9Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.9dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.22 and would be 8.16 with a perfect subwoofer.
      • Details: NBD: ON 0.294, LW 0.261, SP 0.251, PIR 0.235; SM: SP0.901, PIR0.827; LFQ 0.477, LFX 41Hz
    • Tonality (Preference) Score is 7.05 with an EQ and would be 8.63 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.27, LW 0.23, SP 0.216, PIR 0.196; SM: SP0.959, PIR0.954; LFQ 0.554, LFX 33Hz
  • Link to original Review: asr review. Links to other reviews: abi review .
AsciLab C5B

Vendor specifications

  • Size
    • Width 176mm
    • Height 362mm
    • Depth 230mm
  • Weight 10.4kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -3.8dB.
Type Freq Q Gain
PK 33.0 1.32 2.8
PK 54.0 0.77 1.98
PK 80.0 1.17 -1.72
PK 739.0 2.94 2.67
PK 849.0 1.89 -2.7
PK 1161.0 1.7 1.57
PK 8694.0 0.49 -1.37
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
AutomaticEQ LW (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
PK 49.0 2.14 3.0
PK 85.0 1.64 -0.58
PK 666.0 3.0 0.78
PK 1642.0 2.9 0.7
Download
This EQ optimise for a flat listening window and is a good start for near field listening like on your desk.
Quick config:
Quick config:
Quick config:
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