B&C 12NDL76 12" Neodymium Midrange Midbass Woofer 800W 8-Ohm Replacement Speaker.

B&C 12NDL76 12" Neodymium Midrange Midbass Woofer 800W 8-Ohm Replacement Speaker

Key Features

• 800 W continuous program power capacity
• 76 mm (3 in) aluminium voice coil
• 50 - 2000 Hz response
• 100 dB sensitivity
• Neodymium magnet allows a very light yet powerful motor assembly
• Ventilated voice coil gap for reduced power compression

Specifications

• Nominal Diameter 320 mm (12.0 in)
• Nominal Impedance 8 Ohm
  
• Minimum Impedance 6.2 Ohm
  
• Nominal Power Handling1 400 W
• Continuous Power Handling2 800 W
• Sensitivity3 100.0 dB
• Frequency Range 50 - 2000 Hz
• Voice Coil Diameter 76 mm (3.0 in)
• Winding Material Aluminium
• Former Material Glass Fibre
• Winding Depth 19.0 mm (0.75 in)
• Magnetic Gap Depth 10.0 mm (0.4 in)
• Flux Density 1.25 T

Design

• Surround Shape Double Roll
• Cone Shape Exponential
• Magnet Material Neodymium Inside Slug
• Spider Single
• Pole Design Straight Pole
• Woofer Cone Treatment None
• Recommended Enclosure 42.0 dm3 (1.48 ft3)
• Recommended Tuning 65 Hz

Parameters

• Resonance Frequency 50 Hz
• Re 5.3
  
• Qes 0.21
• Qms 4.2
• Qts 0.2
• Vas 73.0 dm3 (2.5 ft3)
• Sd 522.0 cm2 (80.9 in2)
• 4.3 %
• Xmax 7.0 mm
• Xvar 6.5 mm
• Mms 53.0 g
• Bl 20.1 Txm
• Le 1.0 mH
• EBP 238 Hz

Mounting And Shipping Info

• Overall Diameter 315 mm (12.4 in)
• Bolt Circle Diameter 298 mm (11.7 in)
• Baffle Cutout Diameter 283.0 mm (11.1 in)
• Depth 141 mm (5.5 in)
• Flange and Gasket Thickness 14 mm (0.55 in)
• Air Volume Occupied by Driver 2.5 dm3 (0.08 ft3)
• Net Weight 3.9 kg (8.6 lb)
• Shipping Units 1
• Shipping Weight 4.8 kg (10.58 lb)
• Shipping Box 360x360x200 mm (14.17x14.17x7.87 in)

Service Kit

• RCK12NDL768