- Quality of the measurement data is high.
- Origin of the data is ASR.
- Format of the data is generated by a Klippel NFS .
-
Sensitivity:
- Measured: 82.6 dB (avg. 300Hz-3kHz for 2.83V measured at 1m).
- -3dB (resp. -6db) point v.s. reference is at 68.8Hz (resp. 60.1Hz).
- Reference level is normalised to -0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 3.3dB over the same frequency range.
- Tonality (Preference) Score
- Tonality (Preference) Score is 2.3
and would be 5.05 with a
perfect subwoofer.
- Details: NBD: ON 0.608, LW 0.484, SP 0.481, PIR 0.461; SM: SP0.507, PIR0.111; LFQ 0.538, LFX 62Hz
- Tonality (Preference) Score is 5.31
with an EQ and would be 7.97 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.451, LW 0.312, SP 0.294, PIR 0.245; SM: SP0.963, PIR0.928; LFQ 0.538, LFX 60Hz
- Tonality (Preference) Score is 2.3
and would be 5.05 with a
perfect subwoofer.
- Link to Original review.
PMC Twenty 21 is a passive bookshelves that cost around 2000 USD for a pair.
| AutomaticEQ (IIR) | |||
| Set preamp gain to: -3.5dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 158.0 | 1.27 | 1.61 |
| PK | 229.0 | 2.96 | 2.98 |
| PK | 289.0 | 2.02 | -2.89 |
| PK | 432.0 | 2.97 | 1.53 |
| PK | 965.0 | 1.12 | -1.06 |
| PK | 1491.0 | 2.29 | 2.17 |
| PK | 1884.0 | 2.2 | 2.88 |
| PK | 6276.0 | 1.15 | -2.22 |
| PK | 11454.0 | 1.15 | -2.88 |
| Download | |||
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
| flipflop@ASR (IIR) | |||
| Set preamp gain to: -4.6dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 325.0 | 5.0 | -0.6 |
| PK | 425.0 | 5.0 | 2.6 |
| PK | 480.0 | 5.0 | 1.0 |
| PK | 526.0 | 4.577 | -2.3 |
| PK | 554.0 | 3.3 | 2.3 |
| PK | 655.0 | 10.0 | -0.4 |
| PK | 1157.0 | 1.0 | 1.1 |
| PK | 1416.0 | 5.0 | 2.6 |
| PK | 1744.0 | 5.0 | 2.4 |
| PK | 2035.0 | 2.596 | 2.3 |
| PK | 2250.0 | 19.0 | 0.8 |
| PK | 2380.0 | 20.0 | -0.7 |
| PK | 2552.0 | 2.69 | 1.2 |
| PK | 3335.0 | 1.0 | -3.7 |
| PK | 3480.0 | 1.484 | 4.5 |
| PK | 6640.0 | 10.0 | -0.5 |
| PK | 7324.0 | 1.0 | -1.9 |
| PK | 7530.0 | 9.0 | 0.6 |
| PK | 11506.0 | 1.83 | -2.7 |
| PK | 16600.0 | 3.5 | 1.1 |
| Download | |||
This EQ is designed by ASR member flipflop.
| 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 | -0.25 |
| PK | 160.0 | 2.14 | 0.25 |
| PK | 250.0 | 2.14 | 0.0 |
| PK | 400.0 | 2.14 | -0.25 |
| PK | 630.0 | 2.14 | -0.25 |
| PK | 1000.0 | 2.14 | -0.25 |
| PK | 1600.0 | 2.14 | 0.25 |
| PK | 2500.0 | 2.14 | 0.0 |
| PK | 4000.0 | 2.14 | -0.5 |
| PK | 6300.0 | 2.14 | -0.75 |
| PK | 10000.0 | 2.14 | -1.0 |
| PK | 16000.0 | 2.14 | -0.5 |
| Download | |||
This EQ is designed for a 15 bands graphical EQ.
| Graphic EQ 31 bands | |||
| Set preamp gain to: -0.7dB. | |||
| 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 | 0.0 |
| PK | 100.0 | 4.32 | -0.25 |
| PK | 125.0 | 4.32 | 0.0 |
| PK | 160.0 | 4.32 | 0.25 |
| PK | 200.0 | 4.32 | 0.25 |
| PK | 250.0 | 4.32 | 0.0 |
| PK | 315.0 | 4.32 | -0.5 |
| PK | 400.0 | 4.32 | 0.0 |
| PK | 500.0 | 4.32 | -0.25 |
| PK | 630.0 | 4.32 | -0.25 |
| PK | 800.0 | 4.32 | -0.25 |
| PK | 1000.0 | 4.32 | -0.25 |
| PK | 1250.0 | 4.32 | 0.0 |
| PK | 1600.0 | 4.32 | 0.25 |
| PK | 2000.0 | 4.32 | 0.25 |
| PK | 2500.0 | 4.32 | 0.0 |
| PK | 3150.0 | 4.32 | -0.25 |
| PK | 4000.0 | 4.32 | -0.25 |
| PK | 5000.0 | 4.32 | -0.5 |
| PK | 6300.0 | 4.32 | -0.75 |
| PK | 8000.0 | 4.32 | -0.75 |
| PK | 10000.0 | 4.32 | -0.75 |
| PK | 12000.0 | 4.32 | -0.75 |
| PK | 16000.0 | 4.32 | -0.25 |
| PK | 20000.0 | 4.32 | 0.0 |
| Download | |||