What we know about the measurement:

Vanatoo Transparent Zero Plus is an active bookshelves that cost around 450 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 95.2Hz (resp. 63.0Hz).
  • Reference level is normalised to 0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.7dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 70.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-30.0°, 40.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.23 and would be 6.89 with a perfect subwoofer.
      • Details: NBD: ON 0.468, LW 0.421, SP 0.486, PIR 0.406; SM: SP0.807, PIR0.684; LFQ 0.312, LFX 60Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
Vanatoo Transparent Zero Plus
AutomaticEQ (IIR)
Set preamp gain to: -4.4dB.
Type Freq Q Gain
3 51.0 0.75 3.0
3 95.0 0.65 2.89
3 160.0 0.94 -2.88
3 1202.0 3.0 -2.44
3 1333.0 2.99 2.97
3 7308.0 0.75 -3.17
3 7566.0 2.99 2.99
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Vanatoo Transparent Zero Plus filters_auto_eq

AutomaticEQ

Vanatoo Transparent Zero Plus filters_eq_full

Target v.s. EQ

Vanatoo Transparent Zero Plus
AutomaticEQ LW (IIR)
Set preamp gain to: -2.5dB.
Type Freq Q Gain
3 98.0 1.83 2.93
3 178.0 1.13 -1.33
3 439.0 2.95 -0.4
3 1161.0 3.0 -3.22
3 1244.0 2.12 2.98
3 5165.0 3.0 -1.74
3 14134.0 3.0 2.02
Download

These EQ optimise for a flat listening window and is a good start for near field listening like on your desk.

Vanatoo Transparent Zero Plus
AutomaticEQ Score (IIR)
Set preamp gain to: -4.4dB.
Type Freq Q Gain
3 51.0 0.75 3.0
3 95.0 0.65 2.89
3 160.0 0.94 -2.88
3 1202.0 3.0 -2.44
3 1333.0 2.99 2.97
3 7308.0 0.75 -3.17
3 7566.0 2.99 2.99
Download

Vanatoo Transparent Zero Plus: comparison between EQs
Vanatoo Transparent Zero Plus

Comparison betweens various EQs

Vanatoo Transparent Zero Plus

Improvements made by EQ

;