AD-S28Tw
Subwoofer double 8"
Caractéristiques
- Woofers à cône en polypropylène de 8 pouces
- Grand évent pour une descente accrue dans les graves
- Enceinte passe bande à évent avec double chambre
- Filtre passif passe-bas 120 Hz désactivable avec compensation d’impédance
- Puissance continue maximale de 250 watts, 700 watts en crête
- Transformateur de sortie 70V /100V à multiples réglages avec bypass de 8 ohms
- Étrier de montage et matériel de suspension inclus
- Construction en multiplex marin
Le paquet comprend :
Enceinte AD-S28Tw
Étrier de montage
Kit de suspension
Support de la grille en tissu
| SPECIFICATIONS | AD-S28Tw |
| Configuration | Surface mount bandpass subwoofer, ported |
| Low-frequency transducer | Dual 8-inch (200 mm) weather resistant, polypropylene cone woofers, rubber surround |
| Frequency range 1 Frequency response (-6 dB) Useable frequency range (-10 dB) | 42 to 165 Hz 36 to 205 Hz |
| Filter | 120 Hz low-pass, passive, bypassable |
| Maximum output 2 Calculated peak / continuous Output 2 pi (half space) 4 pi (full space) | 124 dB SPL / 118 dB SPL 118 dB SPL / 112 dB SPL |
| Nominal impedance | 8 ohms |
| Power rating Continuous power handling3 Recommended max amp power | 250 W (2 hours IEC) 500 W (loudspeaker "program" power) |
| Sensitivity | 94 dB, 2.83 V at 1 m, half space (2 pi) |
| Transformers | |
| Type | Custom low distortion laminated core, wide bandwidth design |
| Taps | 70V: 200, 100, 50, 25 W; 8Ω bypass 100V: 200, 100, 50 W; 8Ω bypass |
| Enclosure | |
| Material | Marine grade plywood, ABS, steel grille |
| Environmental | Exceeds Mil Spec 810 for humidity, salt spray and dust; IEC 60529 IP-X4 splash rating |
| Finish | Textured black paint |
| Grille | Painted steel |
| Connectors | Four-position barrier strip; 2 in / 2 out |
| Mounting Hardware | Black powder coated steel yoke with attachment hardware Black zinc coated forged shoulder steel M6 eyebolts Black powder coated steel shear plates with attachment hardware Black rubber feet with integral threaded bolt |
| Net Weight | 43 lb / 19.5 kg |
| Shipping Weight | 55 lb / 25 kg |
1 All frequency ranges specified refer to measured free field response.
2 Calculated SPL at 1 m, speaker operating at rated RMS power with pink noise within specified frequency range
3 Maximum input power tested in accordance with IEC 268-5 recommendations, 50 Hz – 20 kHz band limiting, 6 dB signal crest factor.
Specifications are subject to change without notice.
QSC and the QSC logo are registered trademarks of QSC Audio Products LLC in the U.S. Patent and Trademark office and other countries.
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IntelliDock and Advanced Directivity are trademarks of QSC Audio Products, LLC