B&C 12MH32 - 8 Ohm

Specifications:

• Nominal diameter 320 mm (12.0 in)
• Nominal impedance 8 ohm
• Minimum impedance 6.5 ohm
• Nominal power handling 400 W
• Continuous power handling 800 W
• Sensitivity (1W/1m) 101.0 dB
• Frequency range 50 - 3000 Hz
• Voice coil diameter 76 mm (3.0 in)
• Winding material Copper
• Former material Glass Fibre
• Winding depth 14 mm (0.55 in)
• Magnetic gap depth 8 mm (0.31 in)
• Flux density 1.4 T

Design:

• Surround shape Double Roll
• Cone shape Radial
• Magnet material Ferrite
• Spider Single
• Pole design T-Pole
• Woofer cone treatment WP Waterproof Front Side

Parameters:

• Fs 53 Hz
• Re 5.2 ohms
• Qes 0.2
• Qms 7.2
• Qts 0.19
• Vas 63.0 dm3 (2.2 ft3)
• Sd 522.0 cm2 (80.9 in2)
• Reference effifiency 4.8 %
• Xmax 5.0 mm
• Xvar 7.0 mm
• Mms 54 g
• Bl 22.3 Txm
• Le 0.83 mH
• EBP 265 Hz

Mounting And Shipping Info:

• Overall diameter 316 mm (12.4 in)
• Bolt circle diameter 296 mm (11.6 in)
• Baffle cutout diameter 282.0 mm (11.1 in)
• Depth 133 mm (5.24 in)
• Flange and gasket thickness 12 mm (0.49 in)
• Air volume occupied by driver 3.3 dm3 (0.12 ft3)
• Net weight 7.6 kg (16.7 lb)
• Shipping weight 8.4 kg (18.5 lb)
• Shipping box 365x365x210 mm (14.4x14.4x8.3 in)