What we know about the measurement:

Focal Sopra 1 is a passive bookshelves speaker that cost around 10000USD for a pair .

  • Quality of the measurement data is low .
  • Origin of the data is Misc.
  • Format of the data is a scanned image .
  • Sensitivity: 83.8dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 201.4Hz (resp. 201.4Hz).
  • Reference level is normalised to 0.5dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.2dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 1.21 and would be 6.14 with a perfect subwoofer.
      • Details: NBD: ON 0.428, LW 0.378, SP 0.41, PIR 0.375; SM: SP0.52, PIR0.278; LFQ 10.0, LFX 201Hz
    • Tonality (Preference) Score is 2.2 with an EQ and would be 7.12 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.401, LW 0.333, SP 0.345, PIR 0.287; SM: SP0.737, PIR0.56; LFQ 10.0, LFX 201Hz
  • Link to Original review.
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ