Fiio SP3 is an active bookshelves that cost around 350 USD for a pair.

  • 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. 58.6Hz).
  • Reference level is normalised to 0.8dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.1dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 2.46 and would be 5.07 with a perfect subwoofer.
      • Details: NBD: ON 0.57, LW 0.519, SP 0.481, PIR 0.459; SM: SP0.355, PIR0.079; LFQ 0.243, LFX 58Hz
    • Tonality (Preference) Score is 5.9 with an EQ and would be 8.32 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.348, LW 0.308, SP 0.299, PIR 0.233; SM: SP0.968, PIR0.95; LFQ 0.243, LFX 52Hz
  • Link to Original review.
Fiio SP3
AutomaticEQ (IIR)
Set preamp gain to: -3.2dB.
Type Freq Q Gain
PK 54.0 2.95 4.96
PK 72.0 2.92 -7.78
PK 243.0 0.9 2.35
PK 454.0 1.53 2.0
PK 1532.0 2.99 -1.91
PK 2324.0 2.82 3.41
PK 7308.0 0.29 -5.27
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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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