Martin Logan
Motion Foundation F2
SKU: 700.954.29
The Motion Foundation F2 stands as the pinnacle of the Motion Foundation series, delivering unparalleled performance and value through its towering design. It is the premier choice for those in pursuit of an extraordinarily dynamic auditory experience. The F2 marries the second-generation Gen2 Obsidian Folded Motion Tweeter S with three specially engineered 6.5-inch aluminum woofers, achieving exceptional speed, precision, and clarity in sound. Its auditory brilliance is further amplified by the Folded Motion Waveguide, which ensures a seamless and accurate auditory experience by harmonizing the tweeter and midrange outputs. Ideal for those seeking superior performance and value in either a two-channel setup or a home theater configuration, the Foundation F2 excels in delivering an unmatched listening experience.

The MartinLogan Foundation Story

MartinLogan Foundation Series products redefine affordability by incorporating many of MartinLogan's renowned high-performance technologies at accessible prices.

Leveraging 40 years of design and engineering prowess and offering MartinLogan’s renowned thin-film performance, Motion® Foundation is a gateway into the world of true hi-fi sound. With a choice of 5 different models in 3 different finishes, Motion® Foundation speakers are an ideal foundation for building a high performance Stereo or Surround sound system. Bringing high end performance to a wider audience, Motion® Foundation offers incredible immersion for all your favorite content.

Legendary MartinLogan Sound

MartinLogan speakers stand out for their extraordinary clarity, precision, and lifelike sound quality, irrespective of the acoustic conditions. Utilizing cutting-edge thin-film technology and Controlled Dispersion techniques, MartinLogan provides a distinctive and superior auditory experience that sets them apart from conventional speakers.

Gen2 Obsidian Folded Motion Tweeter S

The Gen2 FMT S offers effortless performance, unmatched by conventional technologies. By folding thin film material, MartinLogan is able to pack more surface area into a small space. Large surface area, light weight and low excursion means an incredibly fast and responsive tweeter capable of reproducing the most nuanced content with stunning detail and clarity.

Folded Motion® Waveguide

Improves the tweeter's Controlled Dispersion, enveloping the listening space with outstanding detail and accuracy. It circumvents the degradation of performance caused by room reflections and ensures a more uniform sound throughout a broader seating area.

Aluminum Midrange & Bass Drivers

Leveraging advanced technology from MartinLogan's esteemed Motion XT and Motion Series, the F2 harnesses the superior qualities of Aluminum to enhance the clarity, detail, and power of its midrange and bass drivers.

Modern Design Featuring Timeless Finishes

Motion® Foundation® models come in three classic finishes, designed to harmonize with any interior style: Walnut with Bronze trim, Black with Gunmetal trim, or Satin White with Silver trim.


Dimensions (H x W x D, with feet): 112cm x 34.9cm x 22.2cm
Frequency Response: 36 Hz - 23 kHz ± 3 dB:
Tweeter Dispersion (horizontal x vertical): 90° x 90°
Recommended Amplifier Power: 15 - 200 watts
Sensitivity: 92 dB
Impedance: 4 ohms
High Frequency Driver: 0.94” x 1” (2.4 x 2.5cm) Gen2 Folded Motion® Tweeter S with 3.5 in2 (22.6 cm2) diaphragm.
Crossover Frequency: 330Hz, 3,600Hz (3-way)
Mid-Frequency Drivers: 5.5” (14cm) aluminum cone with cast aluminum basket. Non-resonant sealed chamber format. Unibody cone construction.
Low Frequency Driver: 3x 6.5” (16.5cm) aluminum cones with cast aluminum baskets. Non-resonant asymmetrical chamber format. Unibody cone construction.
Cabinet: Rear Ported
Binding Post Inputs: 5-way Binding Posts (Non Bi-Wire)
Weight: 23.8kg
Finish: Black, Walnut, and Satin White