- Quality of the measurement data is low.
- Origin of the data is Misc.
- Format of the data is a set of 36 horizontal and 36 vertical measurements .
-
Sensitivity:
- Company: 85 dB
- Measured: 67.5 dB (avg. 300Hz-3kHz for 2.83V measured at 1m).
- -3dB (resp. -6db) point v.s. reference is at 74.4Hz (resp. 59.1Hz).
- Reference level is normalised to 0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 2.8dB over the same frequency range.
- Tonality (Preference) Score
- Tonality (Preference) Score is 4.01
and would be 6.67 with a
perfect subwoofer.
- Details: NBD: ON 0.578, LW 0.426, SP 0.293, PIR 0.321; SM: SP0.83, PIR0.598; LFQ 1.006, LFX 59Hz
- Tonality (Preference) Score is 5.57
with an EQ and would be 7.95 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.455, LW 0.298, SP 0.275, PIR 0.25; SM: SP0.961, PIR0.929; LFQ 1.006, LFX 51Hz
- Tonality (Preference) Score is 4.01
and would be 6.67 with a
perfect subwoofer.
- Link to original Review: asr review. Links to other reviews: noa review , ssn review .
Bowers & Wilkins 686 S2 is a passive bookshelves that cost around 275 USD each.
Vendor specifications
- Impedance 5.2 Ohm
- Size
- Width 160mm
- Height 315mm
- Depth 229mm
- Weight 4.6kg
Directivity (-6dB)
| AutomaticEQ (IIR) | |||
| Set preamp gain to: -2.9dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 52.0 | 1.82 | 2.08 |
| PK | 83.0 | 1.01 | 2.36 |
| PK | 172.0 | 0.54 | -1.53 |
| PK | 942.0 | 2.7 | -1.58 |
| PK | 1429.0 | 2.99 | -2.41 |
| PK | 2324.0 | 0.81 | 2.99 |
| PK | 7834.0 | 0.35 | -2.94 |
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