B&C Zvučnik 12MH32

B&C 12MH32 12" 400W 8 Ohm Loudspeaker Driver

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)
Recone Kit RCK012MH328