We have multiple measurements for this speaker. Click here to see the default one (which is higher quality if we have one measurement better than the others).
What we know about the measurement:
KEF R3 is
a passive
bookshelves
that cost around 1400 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 74.7Hz (resp. 43.9Hz).
Reference level is normalised to 0.2dB
computed over the frequency range [300.0Hz,
5000.0Hz].
Frequency deviation is 1.4dB over the same frequency range.
Directivity
Horizontal directivity
is (-50.0°, 50.0°)
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 6.46
and would be 8.27 with a
perfect subwoofer.
Details:
NBD: ON 0.279,
LW 0.238, SP
0.235, PIR
0.216; SM:
SP0.925,
PIR0.831; LFQ
0.678, LFX 38Hz
Tonality (Preference) Score is 6.86
with an EQ and would be 8.52 with a
perfect subwoofer and the same EQ.
Details:
NBD: ON 0.245,
LW 0.205, SP
0.241, PIR
0.195; SM:
SP0.936,
PIR0.879; LFQ 0.678, LFX 35Hz