QSC AD-S4T-WH
- 4.5-inch weather treated woofer; 0.75-inch silk dome tweeter
- 120° conical DMT™ coverage
- 30 watt low-saturation and low-loss 70/100V transformer with 8Ω bypass
- Maximum peak SPL 110 dB (8 ohm bypass)
- Directivity Matched Transition® (DMT) ensures smooth, uniform frequency response over the coverage area
- X-Mount™ system enables the loudspeaker to be easily installed and deployed at a variety of angles with no slippage over time
- Advanced Intrinsic Correction™ voicings available via Q-SYS™
- Lightweight ABS enclosures offer long-term durability and lasting good looks
- Sealed input panel cover and powder coated aluminum grilles for added weather resistance
- Meets IEC60529 IP-54 for dust and splash resistance
- Available in black (RAL 9011) or white (RAL 9010)
- Complete EASE, CF2, CAD, and BIM information available online
| System Details | AD-S4T |
| Effective frequency range1 | 68 Hz - 20 kHz |
| Rated noise power / voltage2 | 50 watts / 20 volts (rms) |
| Broadband sensitivity3 | 87 dB SPL |
| Coverage angle (-6 dB) | 120° conical DMT™ |
| Directivity factor (Q) | 6 |
| Directivity Index | 8 dB |
| Maximum continuous SPL4 | 104 dB |
| Maximum peak SPL4 | 110 dB |
| Rated impedance | 8 ohms |
| Recommended amplifier power (loudspeaker "program" power) |
100 watts |
| Transformer taps | 70 V: 30, 15, 7.5, 3.75 W and 8Ω bypass 100V: 30, 15, 7.5 W and 8Ω bypass |
| HF transducer | 0.75-inch silk dome tweeter / 0.75-inch voice coil, horn loaded |
| LF transducer | 4.5-inch weather resistant paper cone woofer 1-inch / 25 mm voice coil |
| Input connector type | Euroblock connector with parallel output terminals |
| Enclosure material | Painted ABS polymer |
| Grille material | Powder coated aluminum |
| X-Mount material | Powder coated aluminum |
| Enclosure Details | |
| Ingress protection | IP-54 |
| Operating environment | Designed for indoor and outdoor use |
| Testing | The AD Series loudspeakers qualified for outdoor use using the following tests:
|
| Net weight | 6.5 lb / 2.9 kg |
| Product dimensions (HWD) inches |
10.3 × 6.34 × 6.42 |
| Product dimensions (HWD) mm |
261 × 161 × 163 |
| Shipping weight | 16.8 lb / 7.65 kg (pair packed) |
| Shipping dimensions (HWD) inches |
15.5 × 10.3 × 18 (pair packed) |
| Shipping dimensions (HWD) mm |
394 × 261 × 458 (pair packed) |
| Included accessories | X-Mount mounting system, Euroblock connector, input panel cover |
Nylon fabric and mesh cover for temporary outdoor use of K8.2 and legacy K8 in adverse weather. Removable amplifier panel allows access to connectors and controls. Vented panel maintains airflow for proper heat management. Not intended for permanent outdoor installations.
6.5-inch Dual Voice Coil, Small Format Surface Subwoofer
The AD-S.SUB is part of the AcousticDesign™ Series SUB/SAT loudspeaker solution, which is ideally suited for background music applications that require depth and clarity even at lower volume settings. The AcousticDesign Series SUB/SAT loudspeakers are specifically designed to be mix-and-match capable; meaning any combination of satellites may be paired with any subwoofer in the AD Series SUB/SAT line.
Multi-Channel Amplifier
The MP-A Series music and paging amplifiers build on a 50-year legacy of amplifier dependability and quality. The MP-A Series offers an incredible amount of flexibility for business music and paging applications, while maintaining high efficiency and low total cost of ownership.
