Description
The Martin Logan Motion Foundation B1 is the most compact model in the Motion Foundation range, offering surprising performance from a small footprint. The Gen2 Obsidian Folded Motion Tweeter S, Folded Motion Waveguide, and a 5.5" aluminum midbass driver combine for a detailed, engaging sound ideal for small spaces, especially when paired with a subwoofer. It's threaded for compatibility with the STAND25 for a stable stand-mount setup.
Features
- Gen2 Obsidian Folded Motion Tweeter S for fast, detailed high-frequency reproduction
- Folded Motion Waveguide for consistent, accurate dispersion
- 5.5" aluminum mid-bass driver for clarity and output
- Rear-ported cabinet design
- Compatible with STAND25 stands
- Available in Black, Walnut, and Satin White finishes
Specifications
- Frequency Response: 48Hz to 23kHz (±3dB)
- Tweeter Dispersion: 90° x 90°
- Recommended Amplifier Power: 15 to 100 watts
- Sensitivity: 89dB
- Impedance: 5 ohms
- High Frequency Driver: Gen2 Folded Motion Tweeter S, 2.4 x 2.5cm
- Mid-Frequency Driver: 1x 5.5" aluminum cone
- Crossover Frequency: 3,400Hz (2-way)
- Cabinet: Rear ported
- Dimensions (H x W x D): 34.6 x 18.4 x 24.05cm
- Weight: 5.2kg