- Quality of the measurement data is high.
- Origin of the data is ErinsAudioCorner.
- Format of the data is generated by a Klippel NFS .
-
Sensitivity:
- Measured: 85.3 dB (avg. 300Hz-3kHz for 2.83V measured at 1m).
- -3dB (resp. -6db) point v.s. reference is at 134.0Hz (resp. 109.1Hz).
- Reference level is normalised to 0.3dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 2.6dB over the same frequency range.
- Tonality (Preference) Score
- Note: The tonality (Preference) score does not make sense for surround speakers. Don't give too much credits to the value.
- Tonality (Preference) Score is 1.55
and would be 5.39 with a
perfect subwoofer.
- Details: NBD: ON 0.486, LW 0.429, SP 0.442, PIR 0.425; SM: SP0.67, PIR0.085; LFQ 0.946, LFX 112Hz
- Tonality (Preference) Score is 5.13
with an EQ and would be 8.39 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.291, LW 0.228, SP 0.287, PIR 0.238; SM: SP0.961, PIR0.927; LFQ 0.8, LFX 82Hz
- Link to original Review: eac review. Links to other reviews: white_paper review .
KEF R8a is a passive surround that cost around 1400 USD for a pair.
| AutomaticEQ (IIR) | |||
| Set preamp gain to: -4.7dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 98.0 | 2.24 | 3.0 |
| PK | 190.0 | 1.11 | -2.51 |
| PK | 197.0 | 0.25 | 2.99 |
| PK | 1046.0 | 3.0 | 2.91 |
| PK | 1083.0 | 0.25 | -2.03 |
| PK | 8397.0 | 1.12 | -4.23 |
| PK | 16239.0 | 0.27 | 0.99 |
| Download | |||
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
| Graphic EQ 15 bands | |||
| Set preamp gain to: -0.7dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 25.0 | 2.14 | 0.5 |
| PK | 40.0 | 2.14 | 0.5 |
| PK | 63.0 | 2.14 | 0.5 |
| PK | 100.0 | 2.14 | 0.5 |
| PK | 160.0 | 2.14 | 0.25 |
| PK | 250.0 | 2.14 | 0.0 |
| PK | 400.0 | 2.14 | 0.0 |
| PK | 630.0 | 2.14 | 0.0 |
| PK | 1000.0 | 2.14 | 0.25 |
| PK | 1600.0 | 2.14 | -0.25 |
| PK | 2500.0 | 2.14 | -0.5 |
| PK | 4000.0 | 2.14 | -0.5 |
| PK | 6300.0 | 2.14 | -0.75 |
| PK | 10000.0 | 2.14 | -0.75 |
| PK | 16000.0 | 2.14 | -0.25 |
| Download | |||
This EQ is designed for a 15 bands graphical EQ.
| Graphic EQ 31 bands | |||
| Set preamp gain to: -0.8dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 20.0 | 4.32 | 0.0 |
| PK | 25.0 | 4.32 | 0.5 |
| PK | 31.0 | 4.32 | 0.5 |
| PK | 40.0 | 4.32 | 0.5 |
| PK | 50.0 | 4.32 | 0.5 |
| PK | 63.0 | 4.32 | 0.5 |
| PK | 80.0 | 4.32 | 0.5 |
| PK | 100.0 | 4.32 | 0.5 |
| PK | 125.0 | 4.32 | 0.5 |
| PK | 160.0 | 4.32 | 0.25 |
| PK | 200.0 | 4.32 | 0.0 |
| PK | 250.0 | 4.32 | 0.0 |
| PK | 315.0 | 4.32 | 0.0 |
| PK | 400.0 | 4.32 | 0.25 |
| PK | 500.0 | 4.32 | 0.25 |
| PK | 630.0 | 4.32 | 0.0 |
| PK | 800.0 | 4.32 | 0.0 |
| PK | 1000.0 | 4.32 | 0.25 |
| PK | 1250.0 | 4.32 | 0.25 |
| PK | 1600.0 | 4.32 | 0.0 |
| PK | 2000.0 | 4.32 | -0.25 |
| PK | 2500.0 | 4.32 | -0.25 |
| PK | 3150.0 | 4.32 | -0.25 |
| PK | 4000.0 | 4.32 | -0.25 |
| PK | 5000.0 | 4.32 | -0.25 |
| PK | 6300.0 | 4.32 | -0.5 |
| PK | 8000.0 | 4.32 | -0.5 |
| PK | 10000.0 | 4.32 | -0.5 |
| PK | 12000.0 | 4.32 | -0.25 |
| PK | 16000.0 | 4.32 | 0.0 |
| PK | 20000.0 | 4.32 | 0.0 |
| Download | |||