RCF MB12N351

Reproduktor 12", 650W, 99,0dB, 45-3000Hz, X-max 5,5mm, hmotnost 4,4kg

The MB12N351 is designed to provide an excellent frequency response linearity with very low distortion.

A very strong neodymium magnetic structure guarantee dynamic and precision, a new and unique 3.5” voice coil design provides a very high power handling, especially recommended in comparison to a standard 3" voice coil.

The unique Dual-forced air venting system guarantee a very efficient voice coil ventilation to minimize the power compression and provide higher power handling

Features:

• 3.5-inch, fiberglass inside/outside copper voice coil
• 1300W continuous program power handling
• 99 dB Sensitivity
• 45 Hz – 3 kHz Frequency range
• Dual-forced air ventilation for minimum power compression
• Single spider design with silicon based damping control

General Specifications:

• Nominal Diameter: 300 / 12 mm/inch
• Rated Impedance: 8 ohm
• Program Power: 1300 W AES
• Power handling capacity: 650 W AES
• Sensitivity: 99 dB
• Frequency Range: 45 Hz ÷ 3000 Hz
• Effective Piston Diameter: 260 / 10.2 mm/inch
• Max Excursion Before Damage (peak to peak): 39 / 1.5 mm/inch
• Minimum Impedance: 7.0 ohm
• Voice Coil Diameter: 87 / 3.4 mm/inch
• Voice Coil Material: Copper
• Voice Coil Winding Depth: 16.5 / 0.65 mm/inch
• Number of layers: 2
• Kind of layer: inside / outside
• Top Plate Thickness: 11 / 0.43 mm/inch
• Cone Material: No pressed pulp
• Cone Design: Curved Surround
• Material: Polycotton
• Surround Design: M - roll

Thiele/Small Parameters:

• Resonance frequency: 55 Hz
• DC resistance: 5.6ohm
• Mechanical factor: 4.5
• Electrical factor: 0.21
• Total factor: 0.20
• BL Factor: 22.5 T · m
• Effective Moving Mass: 54 g
• Equivalent Cas air load: 61 liters
• Effettive piston area: 0.053 m2
• Max. linear excursion (mathematical): 5.5 mm
• Voice - coil inductance @ 1kHz: 1.65 mH
• Half-space efficiency: 4.66%

Mounting information:

• Overall Diameter: 320 / 12.6 mm/inch
• Bolt Circle Diameter: 293-304 / 11.5-12 mm/inch
• Bolt Hole Diameter: 6.5 / 0.3 mm/inch
• Front Mount Baffle Cut-out: 282 / 11.1 mm/inch
• Rear Mount Baffle Cut-out: 284 / 11.2 mm/inch
• Depth: 138 / 5.4 mm/inch
• Volume occupied by the driver: 2.2 / 0.077 liters/ft3
• Net Weight: 4.4 / 9.7 kg/lbs

Shipping information: • Shipping weight: 5.2 / 11.4 kg/lbs

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