What we know about the measurement:
Wharfedale EVO 4.1 is a passive bookshelves speaker that cost around 800USD 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: 86.0dB (avg. 100Hz-1kHz for 2.83V measured at 1m)
- -3dB (resp. -6db) point v.s. reference is at 90.8Hz (resp. 48.3Hz).
- Reference level is normalised to 0.5dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 3.4dB over the same frequency range.
- Directivity
- Horizontal directivity is (-50.0°, 60.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
- Vertical directivity is (-20.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
- Tonality (Preference) Score
- Tonality (Preference) Score is 4.7
and would be 6.83 with a
perfect subwoofer.
- Details: NBD: ON 0.508, LW 0.457, SP 0.406, PIR 0.37; SM: SP0.826, PIR0.658; LFQ 0.451, LFX 45Hz
- Tonality (Preference) Score is 6.5
with an EQ and would be 8.38 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.355, LW 0.302, SP 0.254, PIR 0.217; SM: SP0.976, PIR0.963; LFQ 0.451, LFX 39Hz
- Tonality (Preference) Score is 4.7
and would be 6.83 with a
perfect subwoofer.
- Link to Original review.