B&C Zvučnik 12CL76

B&C Zvučnik 12CL76 :

B&C 12CL76 12" 350W 8 Ohm Loudspeaker Driver

700 W continuous program power capacity
76 mm (3 in) copper voice coil
45 - 3000 Hz response
98.5 dB sensitivity
Ventilated voice coil gap for reduced power compression

Specifications

Nominal diameter 320 mm (12.0 in)
Nominal impedance 8 ohms
Minimum impedance 6.5 ohms
Nominal power handling 350 W
Continuous power handling 700 W
Sensitivity (1W/1m) 98.5 dB
Frequency range 45 - 3000 Hz
Voice coil diameter 76 mm (3.0 in)
Winding material Copper
Former material Glass Fibre
Winding depth 17 mm (0.67 in)
Magnetic gap depth 11 mm (0.43 in)
Flux density 1.05 T

Design

Surround shape Triple Roll
Cone shape Exponential
Magnet material Neodymium Inside Slug
Spider Single
Pole design Straight Pole
Woofer cone treatment WP Waterproof Front Side
Recommended enclosure 40.0 dm3 (1.41 ft3)
Recommended tuning 60 Hz

Parameters

Fs 48 Hz
Re 5.2 ohms
Qes 0.22
Qms 4.8
Qts 0.21
Vas 59.0 dm3 (2.1 ft3)
Sd 522.0 cm2 (80.9 in2)
Reference efficiency 2.9 %
Xmax 6.0 mm
Xvar 8.5 mm
Mms 70 g
Bl 22.4 Txm
Le 1.5 mH
EBP 218 Hz

Mounting and Shipping Info

Overall diameter 313 mm (12.32 in)
Bolt circle diameter 299 mm (11.77 in)
Baffle cutout diameter 282.0 mm (11.1 in)
Depth 142 mm (5.59 in)
Flange and gasket thickness 9 mm (0.35 in)
Air volume occupied by driver 2.3 dm3 (0.08 ft3)
Net weight 3.0 kg (6.6 lb)
Shipping weight 3.5 kg (7.7 lb)
Shipping box 340x340x170 mm (13.4x13.4x6.7 in)