What we know about the measurement:
KEF LS50 Meta is a passive bookshelves speaker that cost around 2800USD 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: 84.1dB (avg. 100Hz-1kHz for 2.83V measured at 1m)
- -3dB (resp. -6db) point v.s. reference is at 74.7Hz (resp. 51.3Hz).
- Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 3.1dB over the same frequency range.
- Directivity
- Horizontal directivity is (-50.0°, 60.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
- Vertical directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
- Tonality (Preference) Score
- Tonality (Preference) Score is 5.7
and would be 7.8 with a
perfect subwoofer.
- Details: NBD: ON 0.43, LW 0.36, SP 0.3, PIR 0.3; SM: SP0.94, PIR0.89; LFQ 0.7, LFX 43Hz
- Tonality (Preference) Score is 6.4
with an EQ and would be 8.4 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.34, LW 0.28, SP 0.24, PIR 0.23; SM: SP0.97, PIR0.96; LFQ 0.71, LFX 41Hz
- Tonality (Preference) Score is 5.7
and would be 7.8 with a
perfect subwoofer.
- Link to Original review.
