B&C Zvučnik 8NDL64

B&C Zvučnik 8NDL64 :

B&C 8NDL64 8" 8 Ohm Neodymium Loudspeaker Driver

Specifications:

Nominal diameter 200 mm (8.0 in)
Nominal impedance 8 ohms
Minimum impedance 7.2 ohms
Nominal power handling 350 W
Continuous power handling 700 W
Sensitivity (1W/1m) 97.0 dB
Frequency range 80 - 4000 Hz
Voice coil diameter 64 mm (2.5 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 1.25 T

Design:

Surround shape Double Roll
Cone shape Exponential
Magnet material Neodymium Inside Slug
Spider Single
Pole design T-Pole
Woofer cone treatment WP Waterproof Front Side
Recommended enclosure 10.0 dm3 (0.35 ft3)
Recommended tuning 85 Hz

Parameters:

Fs 80 Hz
Re 5.4 ohms
Qes 0.24
Qms 11.0
Qts 0.25
Vas 10.0 dm3 (0.35 ft3)
Sd 220.0 cm2 (34.1 in2) Reference efficiency 1.9 %
Xmax 4.5 mm
Xvar 5.0 mm
Mms 28 g
Bl 17.5 Txm
Le 0.62 mH
EBP 333 Hz

Mounting And Shipping Info:

Overall diameter 225 mm (8.8 in)
Bolt circle diameter 210 mm (8.3 in)
Baffle cutout diameter 187.0 mm (7.4 in)
Depth 95 mm (3.74 in)
Flange and gasket thickness 10 mm (0.39 in)
Air volume occupied by driver 1.5 dm3 (0.05 ft3)
Net weight 2.8 kg (6.17 lb)
Shipping weight 3.2 kg (7.05 lb)
Shipping box 300x160x180 mm (11.8x6.3x7.1 in)
Service Kit RCK008NDL648