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Everything In Music Since 1958
Everything In Music Since 1958

QSC AD-S.SUB 6.5-Inch Dual Voice Coil Small-Format Surface Subwoofer - Black

Original price $574.00 - Original price $574.00
Original price $574.00
$574.00 - $574.00
Current price $574.00
♫ In stock
About Inventory Status

Call or text us at 301-946-8808.

In stock: It is in stock and available to ship or pickup. Apparel must be shipped from another location and is not available for in-store pickup. We can usually ship or have these items available for pickup by the next business day if they don't require inspection, special handling, or setup. Our pickup location is 11151 Veirs Mill Rd. Silver Spring, MD 20902.

📆 Preorder: It is on the way to our warehouse. We can't predict when preorder items will arrive due to current supply chain issues. If you place an order for one of these items someone will contact you to estimate the delivery date.

Out of stock: We don't currently have it available but you're not out of luck yet. We still may be able to get it. If you order one of these items we will contact you with an estimated fulfillment date. You have the option to cancel the order if you change your mind.

Special order: The item is so special that it needs to be custom ordered for you. Some of these items are works of art and have to be made individually. Orders for special order items must be prepaid and we cannot accept cancellations or refunds.

█ Sold out: We don't think we can get this item because it was either discontinued by the manufacturer or was limited in quantity. If you want or need this item call or text us. Sometimes we can help you track down the item through other sources or help you find something similar.

About Item Conditions

Call or text us at 301-946-8808.

New: The item is brand new as received from the manufacturer with a full manufacturer warranty. Instruments such as guitars, snare drums, drum kits, brass and woodwind instruments may be opened for photography and quality control inspection and may not be in a factory sealed box.

Mint or Open Box: The item may have been opened and tested but has been repackaged. The original packaging may have superficial issues but the item itself and any originally included accessories are in perfect, like new condition.

Display Model: These items are so cool that we put them on display in our legendary shop. The condition is brand new as received from the manufacturer with manufacturer warranty. Rest assured, these items undergo a very careful inspection before shipping.

Demo: These items have been on our sales floor for demo purposes and will likely show signs of use. The original packaging may no longer be included, but you can be assured that you are receiving an awesome item and an awesome price.

Used: The item is used. These item may have varying degrees of wear. Please read the description for information about the condition of the item. Used items do not carry a warranty.

B or C Stock: Factory refurbished. These items were purchased from the manufacturer in a refurbished condition. They will show some cosmetic issues, but nothing that would impact performance. Being that these are sealed from the manufacturer, we generally do not open these to photograph the cosmetic issues. They are guaranteed to work and may have a limited warranty or you may purchase an extended warranty in some cases. Please see the listing description for item specific information.

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Depth and Clarity - The QSC AD-S.SUB 6.5-Inch Dual Voice Coil Small-Format Surface Subwoofer - Black

he 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

  • Dual voice-coil for improved thermal dissipation and higher output
  • Low saturation and low-loss 70/100 V transformers in mono mode
  • Low-Z mono or stereo configurable
  • 4x built-in high-pass filtered outputs
  • Locking 4-pole Euroblock connectors
  • Reversible rear panel cover with cable tie anchors
  • Reversible V-wall mount hardware
  • Intrinsic Correction™ voicings available via MP-M Series mixers and Q-SYS Platform
  • Available in black (RAL 9011) or white (RAL 9010)


  • LF Transducer: 6.5-inch (165 mm) dual voice coil weather treated paper cone woofer
  • HF Transducer: N/A
  • Effective Frequency Range: 45 Hz – 150 Hz
  • Rated Noise Power / Voltage: 100 W / 20 V (rms)
  • Sensitivity (rated @ 1 W, 1 m): 86 dB
  • Coverage (‐6 dB): Omni
  • Directivity Factor: TBD
  • Directivity Index: TBD
  • Maximum SPL (continuous / peak): 100 / 106 dB
  • Recommended Amplifier: 100 W
  • Transformer Taps / Impedance:
    • 70 V: 100, 50, 25, 12.5 W (mono only)
    • 100 V: 100, 50, 25 W (mono only)
    • Bypass: 4 Ω mono or 8 Ω + 8 Ω stereo
  • Connectors:
    • Hi-Z mono input: 4-pole Euroblock with thru output
    • Low-Z input: 4-pole Euroblock, left (mono) and right
    • Hi-pass mono output: x2 4-Pole Euroblock for x4 satellites
  • Enclosure Material: Vinyl wrapped medium density fiberboard
  • Port Baffle / Cover Panel: ABS
  • Ingress Protection: N/A
  • Operating Environment: Designed for indoor use
  • Operating Temperature Range: -4 to 122° F (-20 to 50° C)
  • Net Weight: 23.6 lb (10.7 kg)
  • Product Dimensions (Ø x H): 13.8 x 8.2 x 17-inch (350 x 209 x 432 mm)
  • Shipping Weight: TBD
  • Shipping Dimensions (H x W x D): TBD
  • Included Accessories: V-wall bracket, 4x euroblock connector, rear cover panel, adhesive rubber feet
  • Safety Agency: Transformer UL registered per UL1876, ROHS, CE compliant

Manufacturer: QSC Audio
Model: AD-S.SUB-BK
SKU: I566159-N-2-WHXE
UPC: 684284075925

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Maryland, Virginia, and Washington DC's legendary music shop. Family-owned and operated since 1958. Buy gear the way it was meant to be bought, from a store that's been there through it all and has the vibe to prove it. We're staffed with musicians and industry experts, people that live and breathe music gear. Our mission is to help you find the right gear for your project, that thing that will bring you the most joy out of what you do. We're an authorized dealer for almost every brand, we stock items the other stores don't, so you can try before you buy. Stop by our Wheaton, MD showroom and see for yourself.

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