Martin Logan Motion Foundation F1
Martin Logan Motion Foundation F1 Floorstanding Speaker
- Gen2 Obsidian Folded Motion® Tweeter S paired with a Folded Motion Waveguide delivers ultra-fast, low-distortion highs and wide 90°×90° dispersion for consistent detail across the listening area
- Three 5.5″ aluminum woofers + one 5.5″ aluminum midrange driver—borrowed from Motion XT tech—provide well-defined mids and strong, room-filling bass into the low 40 Hz range
- 3‑way McCracken‑Vojtko crossover with high-quality components ensures seamless integration and tonal coherence
- Rear-ported MDF cabinet with internal bracing minimizes resonance; includes Outrigger F.A.S.T. feet with rubber/spike options for improved stability and reduced floor coupling
- 90 dB sensitivity, 4 Ω nominal impedance, and a required 15–200 W amplifier—easy to drive yet rewarding with capable power
41-7/16” x 8-3/8” x 14-7/16”
105.2cm x 21cm x 36.7cm
41 Hz - 23 kHz ± 3 dB
90° x 90°
15 - 200 watts
92 dB
4 ohms
0.94” x 1” (2.4 x 2.5cm) Gen2 Folded Motion® Tweeter S with 3.5 in2 (22.6 cm2) diaphragm.
240 Hz, 2,700 Hz (3-way)
5.5” (14cm) aluminum cone with cast aluminum basket. Non-resonant sealed chamber format. Unibody cone construction.
3x 5.5” (14cm) aluminum cones with cast aluminum baskets. Non-resonant asymmetrical chamber format. Unibody cone construction.
Rear Ported
5-way Binding Posts (Non Bi-Wire)
46.5lbs / 21.1kg
Black, Walnut, and Satin White
Legendary MartinLogan Sound
MartinLogan speakers are known for their exceptional articulation, detail and realism, regardless of the listening environment. By using advanced thin-film technologies and Controlled Dispersion, MartinLogan delivers a unique and unparalleled listening experience that is not commonly found in other speakers.
Legendary MartinLogan Sound
MartinLogan speakers are known for their exceptional articulation, detail and realism, regardless of the listening environment. By using advanced thin-film technologies and Controlled Dispersion, MartinLogan delivers a unique and unparalleled listening experience that is not commonly found in other 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.
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
Enhances the Controlled Dispersion of the tweeter, blanketing the listening area with incredible detail and precision. Avoids performance robbing room reflections and provides a more consistent sound across a wider seating area.
Folded Motion® Waveguide
Enhances the Controlled Dispersion of the tweeter, blanketing the listening area with incredible detail and precision. Avoids performance robbing room reflections and provides a more consistent sound across a wider seating area.
Aluminum Midrange & Bass Drivers
Using trickle down technology from MartinLogan’s own Motion XT and Motion Series, the F1 uses the exceptional properties of Aluminum to maximize clarity, detail, and output from the midrange and bass drivers.
Aluminum Midrange & Bass Drivers
Using trickle down technology from MartinLogan’s own Motion XT and Motion Series, the F1 uses the exceptional properties of Aluminum to maximize clarity, detail, and output from the midrange and bass drivers.
Modern Design Featuring Timeless Finishes
Motion® Foundation® models are available in 3 timeless finishes to compliment any decor: Walnut with Bronze trim, Black with Gunmetal trim, or Satin White with Silver trim.
Modern Design Featuring Timeless Finishes
Motion® Foundation® models are available in 3 timeless finishes to compliment any decor: Walnut with Bronze trim, Black with Gunmetal trim, or Satin White with Silver trim.
