RCF 8" Speaker, 200W, 94dB, 60-4000Hz, X-max 6.0mm, weight 3.1kg The MB8G200 is a professional mid-bass woofer known for its high output and dynamics. Featuring a 2-inch fiberglass former, copper voice coil, and 400W continuous program power handling, this speaker offers a sensitivity of 94 dB and a frequency range of 60 Hz – 4 kHz. The M-roll damped surround ensures low midrange distortion and excellent damping of spurious resonances, while the inverted dust cap minimizes cone break-up. Features: - 2-inch fiberglass former, copper voice coil - 400W continuous program power handling - 94 dB sensitivity - 60 Hz – 4 kHz frequency range - M-roll damped surround General Specifications: - Nominal Diameter: 200 / 8 mm/inch - Rated Impedance: 8 ohm - Program Power: 400 W AES - Power handling capacity: 200 W AES - Sensitivity: 94 dB - Frequency Range: 60 Hz ÷ 4000 Hz - Effective Piston Diameter: 165 / 6.5 mm/inch - Max Excursion Before Damage (peak to peak): 30 / 1.2 mm/inch - Minimum Impedance: 6.2 ohm - Voice Coil Diameter: 51 / 2 mm/inch - Voice Coil Material: Copper - Voice Coil Winding Depth: 16 / 0.6 mm/inch - Number of layers: 2 - Kind of layer: outside - Top Plate Thickness: 8 / 0.3 mm/inch - Cone Material: No pressed pulp - Cone Design: Curved - Surround Material: Polycotton - Surround Design: M-roll Thiele/Small Parameters: - Resonance frequency: 76 Hz - DC resistance: 4.8 ohm - Mechanical factor: 3.7 - Electrical factor: 0.37 - Total factor: 0.33 - BL Factor: 12.5 T · m - Effective Moving Mass: 25 g - Equivalent Cas air load: 11 liters - Effective piston area: 0.021 m2 - Max. linear excursion (mathematical): 6.0 mm - Voice-coil inductance @ 1kHz: 1.4 mH - Half-space efficiency: 1.26% Mounting information: - Overall Diameter: 239 / 9.4 mm/inch - Bolt Circle Diameter: 221 / 8.7 mm/inch - Bolt Hole Diameter: 6.5 / 0.3 mm/inch - Front Mount Baffle Cut-out: 184 / 7.24 mm/inch - Rear Mount Baffle Cut-out: 184 / 7.24 mm/inch - Depth: 95 / 3.7 mm/inch - Volume occupied by the driver: 0.8 / 0.03 liters/ft3 - Net Weight: 3.1 / 6.8 kg/lbs Shipping information: - Shipping weight: 3.3 / 7.3 kg/lbs