A1540 Technical Data Report
Xtant A Series 15" 4 Ohm Subwoofer
Sealed and Vented Frequency Response
100 |
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97 |
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94 | 3 FT^3 Vented |
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91 |
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88 | 2 FT^3 Sealed |
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85 |
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82 |
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79 |
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76 |
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73 |
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70 |
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10 | 20 | 30 | 40 | 50 | 6 | 70 | 80 | 90 100 |
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SPL (dB) 1W/1m
100 | Bandpass Frequency Response |
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97 |
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94 | 2.83 FT^3 Bandpass |
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91 |
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88 | 2.45 FT^3 Bandpass |
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85 |
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82 |
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79 |
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76 |
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73 |
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70 |
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10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
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| Frequency (Hz) |
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SEALED ENCLOSURE
Enclosure Volume | 1.50 Ft^3 | (42.5 l) | 1.75 Ft^3 | (49.6 l) | 2.00 Ft^3 | (56.6 l) | 2.25 Ft^3 | (63.7 l) | 2.50 Ft^3 | (70.8 l) | Volumen del gabinete - Volume de l’enceinte - Gehäusevolumen |
F3 | 49 Hz |
| 46 Hz |
| 42 Hz |
| 42 Hz |
| 39 Hz | F3 | |
Ripple | .91dB |
| .85dB |
| .77dB |
| .69dB |
| .61dB |
| Ondulación - Ondulation - Welligkeit |
Qtc | 1.21 |
| 1.13 |
| 1.07 |
| 1.02 |
| .98 |
| Qtc |
Net Volume | 1.40 Ft^3 | (39.6 l) | 1.65 Ft^3 | (46.7 l) | 1.90 Ft^3 | (53.8 l) | 2.15 Ft^3 | (60.9 l) | 2.40 Ft^3 | (67.9 l) | Volumen neto - Volume net - Nettovolumen |
Driver Volume | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | Volumen del altavoz - Volume de l’étage d’attaque - Subwoofervolumen |
Excursion Limited SPL | 116dB |
| 116dB |
| 116dB |
| 115dB |
| 115dB | Nivel de presión sonora de excursión limitada - Niveau de pression acoustique limitée par la course - Auslenkungsbegrenzter Schallpegel | |
Excursion Limited Power | 250 Watts | 250 Watts | 250 Watts | 250 Watts | 250 Watts | Potencia de excursión limitada - Puissance limitée par la course - Auslenkungsbegrenzte Leistung | |||||
VENTED ENCLOSURE |
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Enclosure Volume | 2.75 Ft^3 | (77.9 l) | 3.00 Ft^3 | (85.0 l) | 3.25 Ft^3 | (92.0 l) | 3.50 Ft^3 | (99.1 l) | 3.75 Ft^3 | (106.2 l) | Volumen del gabinete - Volume de l’enceinte - Gehäusevolumen |
Vent Dimensions | (2)4”x17” | (2)4”x16.25” | (2)4”x15.5” | (2)4”x15” | (2)4”x14.5” | Dimensiones de las aberturas de ventilación - Dimensions de l’enceinte - Entlüftungsabmessungen | |||||
F3 | 40 Hz |
| 38 Hz |
| 36 Hz |
| 36 Hz |
| 33 Hz | F3 | |
Tuning Frequency | 37 Hz |
| 35 Hz |
| 34 Hz |
| 33 Hz |
| 33 Hz | Frecuencia de sintonización - Fréquence d’accord - Resonanzfrequenz | |
Ripple | 2.62dB | 2.64dB | 2.65dB | 2.61dB | 2.58dB | Ondulación - Ondulation - Welligkeit | |||||
Net Volume | 2.38 Ft^3 | (67.5 l) | 2.64 Ft^3 | (74.9 l) | 2.91 Ft^3 | (82.3 l) | 3.16 Ft^3 | (89.6 l) | 3.42 Ft^3 | (96.9 l) | Volumen neto - Volume net - Nettovolumen |
Driver Volume | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | Volumen del altavoz - Volume de l’étage d’attaque - Subwoofervolumen |
Vent Volume | .27 Ft^3 | (7.6 l) | .25 Ft^3 | (7.2 l) | .24 Ft^3 | (6.9 l) | .23 Ft^3 | (6.6 l) | .23 Ft^3 | (6.4 l) | Volumen de las aberturas de ventilación - Volume d’aération - Entlüftungsvolumen |
Excursion Limited SPL | 118dB |
| 118dB |
| 118dB |
| 118dB |
| 118dB | Nivel de presión sonora de excursión limitada - Niveau de pression acoustique limitée par la course - Auslenkungsbegrenzter Schallpegel | |
Excursion Limited Power | 250 Watts | 250 Watts | 250 Watts | 250 Watts | 250 Watts | Potencia de excursión limitada - Puissance limitée par la course - Auslenkungsbegrenzte Leistung | |||||
BANDPASS ENCLOSURE (S - 0.4) |
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Enclosure Volume | 2.06 Ft^3 | (58.3 l) | 2.23 Ft^3 | (63.2 l) | 2.45 Ft^3 | (69.4 l) | 2.44 Ft^3 | (69.1 l) | 2.51 Ft^3 | (71.1 l) | Volumen del gabinete - Volume de l’enceinte - Gehäusevolumen |
Bandpass | 52 - 145 | 49 - 140 | 44 - 135 | 39 - 130 | 34 - 125 | Paso de banda - Bande passante - Bandpass | |||||
Bandpass Gain | 4.6dB |
| 3.5dB |
| 2.4dB |
| 1.1dB |
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| Amplificación del paso de banda - Gain de bande passante - Bandpassverstärkung | |
Vent Dimensions | (4)4”x10.5” | (4)4”x13” | (4)4”x15.75” | (3)4”x14” | (2)4”x11” | Dimensiones de las aberturas de ventilación - Dimensions de l’enceinte - Entlüftungsabmessungen | |||||
Tuning Frequency | 88 Hz |
| 83 Hz |
| 77 Hz |
| 71 Hz |
| 65 Hz | Frecuencia de sintonización - Fréquence d’accord - Resonanzfrequenz | |
Ripple | 2.12dB | 2.19dB | 2.26dB | 2.33dB | 2.40dB | Ondulación - Ondulation - Welligkeit | |||||
Sealed Volume | .59 Ft^3 | (16.8 l) | .69 Ft^3 | (19.4 l) | .81 Ft^3 | (22.8 l) | .97 Ft^3 | (27.4 l) | 1.20 Ft^3 | (33.9 l) | Volumen sellado - Volume hermétique - Geschlossenes Volumen |
Vented Volume | 1.04 Ft^3 | (29.6 l) | 1.04 Ft^3 | (29.6 l) | 1.04 Ft^3 | (29.6 l) | 1.04 Ft^3 | (29.6 l) | 1.04 Ft^3 | (29.6 l) | Volumen ventilado - Volume aéré - Ventiliertes Volumen |
Driver Volume | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | Volumen del altavoz - Volume de l’étage d’attaque - Subwoofervolumen |
Vent Volume | .32 Ft^3 | (9.1 l) | .40 Ft^3 | (11.4 l) | .49 Ft^3 | (13.9 l) | .33 Ft^3 | (9.2 l) | .17 Ft^3 | (4.8 l) | Volumen de las aberturas de ventilación - Volume d’aération - Entlüftungsvolumen |
Excursion Limited SPL | 120dB |
| 119dB |
| 118dB |
| 117dB |
| 115dB | Nivel de presión sonora de excursión limitada - Niveau de pression acoustique limitée par la course - Auslenkungsbegrenzter Schallpegel | |
Excursion Limited Power | 250 Watts | 250 Watts | 250 Watts | 250 Watts | 250 Watts | Potencia de excursión limitada - Puissance limitée par la course - Auslenkungsbegrenzte Leistung | |||||
BANDPASS ENCLOSURE (S - 0.5) |
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Enclosure Volume | 2.65 Ft^3 | (75.0 l) | 2.83 Ft^3 | (80.1 l) | 3.06 Ft^3 | (86.7 l) | 3.38 Ft^3 | (95.7 l) | 3.55 Ft^3 | (100.5 l) | Volumen del gabinete - Volume de l’enceinte - Gehäusevolumen |
Bandpass | 53 - 123 | 47 - 118 | 42 - 113 | 37 - 108 | 32 - 103 | Paso de banda - Bande passante - Bandpass | |||||
Bandpass Gain | 6.5dB |
| 5.4dB |
| 4.2dB |
| 2.9dB |
| 1.4dB |
| Amplificación del paso de banda - Gain de bande passante - Bandpassverstärkung |
Vent Dimensions | (4)4”x6.75” | (4)4”x8.5” | (4)4”x10.75” | (4)4”x13.75” | (3)4”x12.5” | Dimensiones de las aberturas de ventilación - Dimensions de l’enceinte - Entlüftungsabmessungen | |||||
Tuning Frequency | 81 Hz |
| 76 Hz |
| 70 Hz |
| 65 Hz |
| 59 Hz | Frecuencia de sintonización - Fréquence d’accord - Resonanzfrequenz | |
Ripple | 1.03dB | 1.07dB | 1.12dB |
| 1.16dB |
| 1.21dB | Ondulación - Ondulation - Welligkeit | |||
Sealed Volume | .72 Ft^3 | (20.4 l) | .84 Ft^3 | (23.8 l) | 1.00 Ft^3 | (28.3 l) | 1.22 Ft^3 | (34.4 l) | 1.53 Ft^3 | (43.3 l) | Volumen sellado - Volume hermétique - Geschlossenes Volumen |
Vented Volume | 1.63 Ft^3 | (46.2 l) | 1.63 Ft^3 | (46.2 l) | 1.63 Ft^3 | (46.2 l) | 1.63 Ft^3 | (46.2 l) | 1.63 Ft^3 | (46.2 l) | Volumen ventilado - Volume aéré - Ventiliertes Volumen |
Driver Volume | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | .10 Ft^3 | (2.9 l) | Volumen del altavoz - Volume de l’étage d’attaque - Subwoofervolumen |
Vent Volume | .20 Ft^3 | (5.6 l) | .25 Ft^3 | (7.2 l) | .33 Ft^3 | (9.3 l) | .43 Ft^3 | (12.1 l) | .29 Ft^3 | (8.2 l) | Volumen de las aberturas de ventilación - Volume d’aération - Entlüftungsvolumen |
Excursion Limited SPL | 121dB |
| 120dB |
| 119dB |
| 117dB |
| 116dB | Nivel de presión sonora de excursión limitada - Niveau de pression acoustique limitée par la course - Auslenkungsbegrenzter Schallpegel | |
Excursion Limited Power | 250 Watts | 250 Watts | 250 Watts | 250 Watts | 250 Watts | Potencia de excursión limitada - Puissance limitée par la course - Auslenkungsbegrenzte Leistung |