The QSC AD-S8T-WH AcousticDesign Series 8-Inch 2-Way 200W Surface-Mount Loudspeaker (Single, White) is a transformer-equipped surface-mount loudspeaker designed for foreground and background music applications. Featuring an 8-inch weather-treated woofer, a 1-inch exit compression driver, and QSC's DMT waveguide technology, it delivers consistent 105° conical coverage for commercial audio installations.
The included X-Mount system enables flexible horizontal, vertical, wall, and ceiling installations. Its low-loss 70V/100V transformer also supports 8-ohm bypass operation, making it adaptable to different audio system configurations.
With a frequency range of 55 Hz to 20 kHz (-10 dB), 200W RMS power handling, and a peak maximum SPL of 119 dB, the AD-S8T-WH is suited to a variety of commercial environments.
A sealed input cover protects the 4-pole Euroblock connector, while the rugged ABS enclosure and powder-coated aluminum grille provide dust and splash resistance for demanding installations.
QSC AD-S8T-WH Features
- 8-inch weather-treated paper cone woofer with a 2-inch voice coil and a 1-inch exit compression driver.
- 200W RMS power handling with a peak maximum SPL of 119 dB.
- 105° conical coverage using QSC Directivity Matched Transition (DMT) technology for consistent sound distribution.
- Low-loss 70V/100V transformer with selectable power taps and an 8-ohm bypass option.
- Included X-Mount system supports horizontal, vertical, wall, and ceiling installations.
- Rugged ABS enclosure and powder-coated aluminum grille.
- Dust and splash resistance beyond IP54 ratings, with a weather-protected rear tap selector.
- Removable 4-pole Euroblock input/thru connector under a sealed input cover.

QSC Certified Expertise
Knowledgeable Support for QSC Products
HDTV Supply has QSC Level 1 certified expertise. Our team has completed QSC Level 1 Training, demonstrating foundational knowledge of the QSC platform, including system design, hardware and software, programming, and troubleshooting.
This training helps us provide knowledgeable product guidance when customers are selecting and deploying Q-SYS solutions. When you purchase Q-SYS products from HDTV Supply, you are working with a team that understands the Q-SYS platform and can help you make informed product and system decisions.
Order the QSC AD-S8T-WH from HDTV Supply
Enhance your commercial sound system with the QSC AD-S8T-WH AcousticDesign Series loudspeaker. Contact HDTV Supply for product assistance, availability, and ordering information.
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QSC AD-S8T-WH Specifications
| General | |
|---|---|
| Product Type | Passive surface-mount loudspeaker |
| Series | AcousticDesign |
| Speaker Configuration | 2-way |
| Number of Speakers | 1 |
| Enclosure Type | Sealed |
| Power and Transformer | |
| Power Handling | 200W RMS (low impedance, 2 hours) |
| Recommended Amplifier Power | 400W |
| Transformer Wattage | 60W |
| 70V Transformer Taps | 60W, 30W, 15W, 7.5W, or 8-ohm bypass |
| 100V Transformer Taps | 60W, 30W, 15W, or 8-ohm bypass |
| Impedance | 8 ohms with transformer bypassed |
| Drivers | |
| Low-Frequency Driver | 1 × 8-inch (20.32 cm) paper woofer |
| LF Voice Coil | 2 inches (5.08 cm) |
| High-Frequency Driver | 1 × 1-inch (2.54 cm) exit compression driver |
| HF Voice Coil | 1.4 inches (3.56 cm) |
| Audio Performance | |
| Frequency Range | 55 Hz–20 kHz (-10 dB) |
| Maximum SPL, Continuous | 113 dB |
| Maximum SPL, Peak | 119 dB |
| Sensitivity | 90 dB SPL |
| Coverage Angle | 105° conical |
| Directivity Factor (Q) | 7 |
| Directivity Index | 9 dB |
| Connectivity | |
| Input/Thru Connector | 1 × removable 4-pole Euroblock speaker input/thru |
| Physical and Environmental | |
| Color | White (product variant) |
| Environmental Resistance | Dust, humidity, and water resistance (IP54 stated in supplied specifications) |
| Operating Temperature | -4°F to 122°F (-20°C to 50°C) |
| Mounting | 1 rear bracket point; 2 bottom M10 suspension points |
| Construction Material | ABS, aluminum grille, polymer |
| Dimensions | 17.3 × 10 × 9.9 inches (43.94 × 25.4 × 25.15 cm) |
| Product Weight | 24.1 lb (10.9 kg) |
| Packaging | |
| Package Weight | 34 lb |
| Box Dimensions | 29 × 14 × 13 inches |
Q/A
Q1: What is the QSC AD-S8T-WH?
The QSC AD-S8T-WH is an 8-inch, 2-way passive surface-mount loudspeaker from the AcousticDesign series, designed for commercial foreground and background music applications.
Q2: How much power can the AD-S8T-WH handle?
The loudspeaker is rated for 200W RMS power handling under the stated low-impedance test conditions. The supplied specifications recommend 400W amplifier power.
Q3: Does the AD-S8T-WH support 70V and 100V audio systems?
Yes. Its built-in transformer supports 70V and 100V distributed audio systems with selectable power taps.
Q4: Can the AD-S8T-WH be used at 8 ohms?
Yes. The transformer can be bypassed for 8-ohm operation.
Q5: What is the frequency range of this loudspeaker?
The specified frequency range is 55 Hz to 20 kHz at -10 dB.
Q6: What is the maximum SPL of the AD-S8T-WH?
The supplied specifications list 113 dB continuous maximum SPL and 119 dB peak maximum SPL.
Q7: What coverage angle does this speaker provide?
The AD-S8T-WH provides 105° conical coverage. QSC DMT technology helps maintain consistent directivity around the crossover region.
Q8: Is the AD-S8T-WH designed for outdoor use?
It features weather-resistant construction and dust and splash resistance. Confirm suitability for the intended environment and exposure conditions using QSC's documentation.
Q9: What mounting options are available?
The included X-Mount system supports horizontal and vertical wall or ceiling installations. Compatible M10 mounting accessories are available separately.
Q10: What connector does the AD-S8T-WH use?
It uses a removable 4-pole Euroblock connector for speaker input and loop-through wiring, located under a sealed input cover.
Q11: Which applications are suitable for the QSC AD-S8T-WH?
Potential applications include restaurants, retail stores, educational facilities, worship venues, casinos, transportation terminals, concourses, and other commercial spaces requiring foreground or background audio.
Q12: Can the AD-S8T-WH be used in a distributed audio system?
Yes. Its 70V/100V transformer taps support distributed speaker systems, while the 8-ohm bypass option supports compatible low-impedance installations.
Q13: What is the benefit of QSC DMT technology?
Directivity Matched Transition technology matches the directivity patterns of the woofer and high-frequency waveguide around the crossover point, helping provide more consistent sound coverage.
Q14: Can the AD-S8T-WH use QSC Intrinsic Correction?
Advanced voicing filters using QSC Intrinsic Correction are available through compatible Q-SYS processing or CXD amplifier platforms, which are sold separately.
Q15: Where can I purchase the QSC AD-S8T-WH?
Contact HDTV Supply for current availability, pricing, and assistance selecting the QSC AD-S8T-WH for your commercial audio installation.
Warranty Information
Please contact HDTV Supply or QSC to confirm the applicable warranty coverage for the QSC AD-S8T-WH and the terms associated with your purchase.
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QSC AD-S8T-WH AcousticDesign Series 8 Inch 2-Way 200W Surface-Mount Loudspeaker (Single, White)
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QSC AD-S8T-WH AcousticDesign Series 8 Inch 2-Way 200W Surface-Mount Loudspeaker (Single, White)
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