B&C Zvučnik 12FW64

B&C Zvučnik 12FW64 :

Specifications:
 

• Nominal diameter 320 mm (12.0 in)
• Nominal impedance 8 ohms
• Minimum impedance 6.7 ohms
• Nominal power handling 250 W
• Continuous power handling 500 W
• Sensitivity (1W/1m) 98.0 dB
• Frequency range 55 - 3000 Hz
• Voice coil diameter 64 mm (2.5 in)
• Winding material Aluminium
• Former material Glass Fibre
• Winding depth 14 mm (0.55 in)
• Magnetic gap depth 8 mm (0.31 in)
• Flux density 1.3 T

Design:
 

• Surround shape Double Roll
• Cone shape Exponential
• Magnet material Ferrite
• Spider Single
• Pole design T-Pole
• Woofer cone treatment WP Waterproof Front Side
• Recommended enclosure 40.0 dm3 (1.4 ft3) Recommended tuning 55 Hz

Parameters:
 

• Fs 55 Hz
• Re 5.2 ohms
• Qes 0.32
• Qms 3.5
• Qts 0.29
• Vas 64.0 dm3 (2.26 ft3)
• Sd 522.0 cm2 (80.9 in2)
• Reference efficiency 3.6 %
• Xmax 5.0 mm
• Xvar 5.0 mm
• Mms 47 g
• Bl 15.5 Txm
• Le 1.0 mH
• EBP 171 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 136 mm (5.35 in)
• Flange and gasket thickness 13 mm (0.51 in)
• Air volume occupied by driver 3.0 dm3 (0.1 ft3)
• Net weight 5.6 kg (12.3 lb)
• Shipping weight 6.2 kg (13.7 lb)
• Shipping box 340x340x170 mm (13.4x13.4x6.7 in)
• Service Kit RCK12FW648
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