Haut Parleur de médiums-graves Neodymium
Diamètre : 320mm, 12"
Puissance : 400WattsRMS
Impédance : 8ohms
Sensibilité : 100dB/1w/1m
Bande passante : 50-2000Hz
Fréquence de résonance Fs : 50Hz
DC Résistance Re : 5.3ohms
Poids unitaire : 3.9kg, 8.6lb
Voir la fiche :
http://www.bcspeakers.com/download/prodotti/PDF/12NDL76.pdf
'
Specification
Nominal Diameter 320 (12) mm (in)
Nominal Impedance (1) 8 Ohm
Minimum Impedence 6.2 Ohm
Nominal Power Handling (2) 400 W
Continuous Power Handling (3) 800 W
Sensitivity (1W/1m) (4) 100 dB
Frequency Range 50 - 2000 Hz
Voice Coil Diameter 76 (3) mm (in)
Winding Material Aluminium
Former Material Glass Fibre
Winding Depth 19 (3/4) mm (in)
Magnetic Gap Depth 10 (0.4) mm (in)
Flux Density 1.25 T
Thiele & Small Parameters
Fs 50 Hz
Re 5.3 Ohm
Qes 0.21
Qms 4.2
Qts 0.20
Vas 73 (2.5) dm3 (ft3)
Sd 522 (80.9) cm2 (in2)
Eta Zero 4.3 %
Xmax +/- 6.5 mm
Xvar +/- 6.5 mm
Mms 53 g
Bl 20.1 Txm
Le 1 mH
Mounting and Shipping Info
Overall Diameter 315 mm (12.4 in)
Bolt Circle Diameter 298 mm (11.7 in)
Baffle Cutout Diameter 283 mm (11.1 in)
Depth 141 mm (5.5 in)
Flange and Gasket Thickness 14 mm (0.55 in)
Net Weight 3.9 kg (8.6 lb)
Shipping Weight 4.5 kg (9.9 lb)
Shipping Box 340x340x170 mm (13.4x13.4x6.7 in)
(1) For different impedances, please ask.
(2) 2 hours test made with continuous pink noise signal (6 dB crest factor). Power calculated on rated minimum impedance.
(3) Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
(4) Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance.
