RCF MB15N351 15-inch woofer

Product specifications

• 15-inch woofer
• 3.5-inch fibreglass interior/exterior copper voice coil
• 1,300W continuous program power
• sensitivity: 100 dB
• frequency range: 40 Hz - 3 kHz
• double forced air ventilation for minimal power compression 
• double spider design with silicone based dampening control
• nominal diameter: 380 mm / 15 inches
• nominal impedance: 8 ohms
• 1,300W AES 
• power handling capacity: 650 W AES
• sensitivity: 100 dB
• frequency range: 40 Hz – 3,000 Hz
• effective piston diameter: 330 mm / 13 inches
• maximum excursion before damage (peak to peak): 39 mm / 1.5 inches
• minimum impedance: 6.8 ohms
• diameter voice coil : 87 mm / 3.4 inches
• voice coil material: copper
• voice coil winding depth: 16.5 mm / 0.65 inch
• number of layers: 2
• layer type: inside/outside
• thickness top plate: 11 mm / 0.43 inch
• cone material: no pressed pulp
• cone design: curved
• surrounding material: polycotton
• surrounding design: M-Roll
• DC resistance: 5.6 ohms
• mechanical factor: 4.0
• electrical factor: 0.24
• total factor: 0.22
• BL factor: 22.5 T – m
• effective moving mass: 80 grams
• equivalent Cas air load: 191 L
• effective piston area: 0.0855 m²
• maximum linear excursion (mathematical) 5.5 mm
• voice - coil inductance @ 1KHz: 1.65 mH
• half-space efficiency: 5.68%
• overall diameter: 393 mm / 15.5 inches
• diameter bolt circle: 371 - 376 mm / 14.6 - 14.8 inches
• bolt hole diameter: 6.5 mm / 0.3 inches
• front mount baffle cut-out: 354 mm / 13.9 inches
• rear mount baffle cut-out: 354 mm / 13.9 inches
• depth: 164 mm / 6.4 inches 
• volume occupied by the driver: 3.8 l
• nett weight: 5.0 kg