B&C Zvučnik 4NDF34

B&C Zvučnik 4NDF34 :

B&C 4NDF34 4" 100W 8 Ohm Neodymium Loudspeaker Driver

Specifications:

Nominal diameter 100 mm (4.0 in)
Nominal impedance 8 ohms
Minimum impedance 6.4 ohms
Nominal power handling 100 W
Continuous power handling 200 W
Sensitivity (1W/1m) 88.0 dB
Frequency range 110 - 8000 Hz
Voice coil diameter 34 mm (1.3 in)
Winding material Copper
Former material Glass Fibre
Winding depth 11 mm (0.43 in)
Magnetic gap depth 7 mm (0.28 in)
Flux density 1.35 T

Design:

Surround shape Double Roll
Cone shape Exponential
Magnet material Neodymium Inside Slug
Spider Single
Pole design T-Pole
Woofer cone treatment None

Parameters:

Fs 110 Hz
Re 5.5 ohms
Qes 0.27
Qms 4.2
Qts 0.28
Vas 1.6 dm3 (0.06 ft3)
Sd 57.0 cm2 (8.84 in2)
Reference efficiency 0.7 %
Xmax 3.8 mm
Xvar 5.7 mm
Mms 6 g
Bl 9.0 Txm
Le 0.23 mH
EBP 407 Hz

Mounting And Shipping Info:

Overall diameter 127 mm (5.0 in)
Bolt circle diameter 115 mm (4.53 in)
Baffle cutout diameter 103.0 mm (4.06 in)
Depth 66 mm (2.6 in)
Flange and gasket thickness 1 mm (0.04 in)
Air volume occupied by driver 0.25 dm3 (0.01 ft3)
Net weight 0.54 kg (1.19 lb)
Service Kit RCK04NDF34