- Quality of the measurement data is high.
- Origin of the data is Alcons Audio.
- Format of the data is a GLL file .
-
Sensitivity:
- Company: 99 dB
- Measured: 95.7 dB (avg. 300Hz-3kHz for 2.83V estimated at 1m).
- Measured: 75.7 dB computed at the measurement distance (10.0m) over the same frequency range.
- -3dB (resp. -6db) point v.s. reference is at 90.0Hz (resp. 85.0Hz).
- Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 2.3dB over the same frequency range.
- Tonality (Preference) Score
- Tonality (Preference) Score is 4.04
and would be 7.35 with a
perfect subwoofer.
- Details: NBD: ON 0.41, LW 0.371, SP 0.487, PIR 0.403; SM: SP0.919, PIR0.817; LFQ 1.252, LFX 84Hz
- Tonality (Preference) Score is 5.2
with an EQ and would be 8.52 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.251, LW 0.216, SP 0.345, PIR 0.248; SM: SP0.978, PIR0.95; LFQ 1.252, LFX 84Hz
- Tonality (Preference) Score is 4.04
and would be 7.35 with a
perfect subwoofer.
- Link to original Review: psw review. Links to other reviews: axp review .
Alcons Audio QRP20 90x15 is a passive columns
Vendor specifications
- Dispersion: 90° horizontal and 15° vertical.
- Impedance 4 Ohm
- SPL
- peak: 133 dB
- Size
- Width 150mm
- Height 742mm
- Depth 150mm
- Weight 12kg
Directivity (-6dB)
| AutomaticEQ (IIR) | |||
| Set preamp gain to: -2.9dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| LS | 90.0 | 0.67 | 2.82 |
| PK | 109.0 | 2.92 | -2.97 |
| PK | 153.0 | 1.78 | -2.94 |
| PK | 214.0 | 1.89 | 1.46 |
| PK | 320.0 | 1.61 | 1.74 |
| PK | 462.0 | 2.8 | -1.42 |
| PK | 529.0 | 2.11 | 2.56 |
| PK | 2909.0 | 2.7 | -1.64 |
| PK | 11454.0 | 0.3 | 2.95 |
| 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: -0.6dB. | |||
| Type | Freq | Q | Gain |
|---|---|---|---|
| PK | 25.0 | 2.14 | 0.25 |
| PK | 40.0 | 2.14 | 0.25 |
| PK | 63.0 | 2.14 | 0.25 |
| PK | 100.0 | 2.14 | -0.25 |
| PK | 160.0 | 2.14 | -0.25 |
| PK | 250.0 | 2.14 | 0.25 |
| PK | 400.0 | 2.14 | 0.25 |
| PK | 630.0 | 2.14 | 0.0 |
| PK | 1000.0 | 2.14 | 0.0 |
| PK | 1600.0 | 2.14 | 0.0 |
| PK | 2500.0 | 2.14 | -0.25 |
| PK | 4000.0 | 2.14 | 0.0 |
| PK | 6300.0 | 2.14 | 0.25 |
| PK | 10000.0 | 2.14 | 0.5 |
| 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 | 0.25 |
| PK | 31.0 | 4.32 | 0.25 |
| PK | 40.0 | 4.32 | 0.25 |
| PK | 50.0 | 4.32 | 0.25 |
| PK | 63.0 | 4.32 | 0.25 |
| PK | 80.0 | 4.32 | 0.25 |
| PK | 100.0 | 4.32 | -0.25 |
| 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 | 0.25 |
| PK | 315.0 | 4.32 | 0.25 |
| PK | 400.0 | 4.32 | 0.25 |
| PK | 500.0 | 4.32 | 0.5 |
| 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 | 0.0 |
| PK | 2000.0 | 4.32 | 0.0 |
| PK | 2500.0 | 4.32 | 0.0 |
| PK | 3150.0 | 4.32 | 0.0 |
| 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 | 0.5 |
| PK | 16000.0 | 4.32 | 0.5 |
| PK | 20000.0 | 4.32 | 0.0 |
| Download | |||