Seamlessly Integrating
High-Performance Audio with Elegant Design
MartinLogan subwoofers are uniquely engineered to complement the exotic thin-film technologies utilized in MartinLogan loudspeakers. Emphasizing high performance and decor-friendly aesthetics, MartinLogan subwoofers expertly blend audiophile musicality and theatricality with dynamic output and accuracy in a compact design.

Dynamo Foundation 12 features a custom-designed and tuned 12” Ultra-Rigid Polypropylene (URP) woofer. Utilizing the same state-of-the-art Klippel analysis as MartinLogan’s more premium woofers, this proprietary driver is specially engineered to provide high output and low distortion at an exceptional value, while embodying every bit of MartinLogan quality.

High-Impact
Magnitude MT-700 Amplifier
MartinLogan’s proprietary Magnitude Amplifier unleashes the full potential of the custom-engineered 12” URP woofer. The Magnitude MT-700 delivers up to 700W Peak (350W RMS) of clean power for incredible impact and effortless musicality. This ultra-efficient Class-D amplifier delivers commanding bass with the utmost precision and control, providing an immersive experience regardless of the content.

Seamless Integration with Grille-Less
Down-Firing Design
Dynamo Foundation subwoofers use a down-firing design, resulting in a clean, grille-less aesthetic to seamlessly blend into a variety of decors.

Versatile Connectivity with LFE and
Stereo RCA Inputs
Dynamo Foundation subwoofers feature an LFE input for a simplistic home theatre setup, as well as Stereo RCA inputs for flexible installation options with a variety of audio equipment.

Advanced DSP Engine Ensures
Distortion-Free, High-Fidelity Audio
Dynamo Foundation subwoofers utilize a high-resolution 200MHz DSP engine with 56-bit processing, a performance enhancement rarely found in this class of subwoofers. This level of computing power ensures that audio processing is completely free of distortion or artifacts, allowing MartinLogan engineers to enhance the subwoofers capabilities for maximum output and fidelity.

Effortless Wireless Connectivity
Enhance your audio setup with the optional WSK-1 Wireless Subwoofer Kit (sold separately). This easy-to-install accessory allows Dynamo Foundation subwoofers to connect wirelessly to your audio system, eliminating the need for cumbersome cables. Experience the same high-quality sound performance without the clutter, and enjoy the freedom to place your subwoofer anywhere in the room for optimal performance. With the WSK-1 Wireless Subwoofer Kit, achieving a clean, sleek, and powerful home theater experience has never been easier. WSK-1 is also compatible with any powered subwoofer with an RCA input.

Uncompromising Bass
Designed to complement MartinLogan® Motion® Foundation® Series systems and other brands, offering high-performance, low-distortion bass at a remarkable value.

Specifications
Specifications are subject to change without noticeDigital Signal Processing
High-resolution 200MHz DSP engine with 56-bit processing
Frequency Response
24–200 Hz ±3 dB (Anechoic via LFE input)
Low Frequency Transducer
12” (30.5cm) high-excursion, Ultra-Rigid Polypropylene (URP) cone in a stamped steel basket
Cabinet
Sealed MDF cabinet with reinforced MDF woofer baffle
Amplifier
Magnitude® MT-700 Amplifier with 700W peak (350W continuous)
Controls (Backplate)
Level: Min–Max
Low-Pass Filter: 40Hz-Bypass
Power Mode: On, Auto
Phase: 0°, 180°
Wireless Inputs
WSK-1 Kit Sold Separately
Inputs
Line Level: Left, Right/LFE
Power Draw
Max: 350W
Standby: 0.5W
Feet
Non-Slip
Weight
29.1 lbs. (13.2 kg)
Dimensions (H x W x D)
16" x 14" x 14" (40.6cm x 35.8cm x 35.8cm)
Finish
Brushed black vinyl with high-gloss top