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The FBT Mitus 118S is a high-performance passive subwoofer designed for large-scale sound reinforcement. It features a custom 18-inch B&C neodymium woofer with a 3-inch voice coil for deep, impactful low-frequency response. Constructed from 18mm birch plywood, the enclosure is finished with scratch-resistant black paint to withstand demanding touring environments. A built-in M20 top-mount flange allows for easy satellite speaker mounting. Internal crossover components are optimized for maximum power handling and thermal protection. This subwoofer delivers a frequency response of 36Hz to 200Hz, ensuring clarity and punch in any professional audio setup. Its vented design minimizes port turbulence while maximizing acoustic output.
| Type | Passive Subwoofer |
| Driver Size | 18 inches |
| Frequency Response | 36Hz - 200Hz |
| Power Handling (RMS) | 1000W (estimated) |
| Nominal Impedance | 8 Ohms |
| Enclosure Material | 0.7 inch Baltic Birch Plywood (estimated) |
| Connectors | 2 x Neutrik Speakon NL4 |
| Sensitivity | 98dB (estimated) |
| Maximum SPL | 138dB (estimated) |
| Mounting | M20 Top Mount Flange |