B&C Speakers 12HPL64 产品宣传页

400 W continuous program  power capacity

64 mm (2.5 in) aluminium voice coil

50 – 4000 Hz response

100 dB sensitivity

Neodymium magnet allows a very light yet powerful motor assembly

Nominal Diameter

320 (12) mm (in)

Nominal Impedance (1)

8 Ohm

Minimum Impedence

6.5 Ohm

Nominal Power Handling (2)

200 W

Continuous  Power Handling (3)

400 W

Sensitivity (1W/1m) (4)

100 dB

Frequency Range

50 - 4000 Hz

Voice Coil Diameter

64 (2.5) mm (in)

Winding Material

Aluminium 

Former Material

Glass Fibre 

Winding Depth

12.5 (1/2) mm (in)

Magnetic Gap Depth

8 (5/16) mm (in)

Flux Density

1.25 T

Fs

52 Hz

Re

5.8 Ohm

Qes

0.35 

Qms

3.3 

Qts

0.32 

Vas

85 (3) dm3 (ft3)

Sd

522 (80.9) cm2 (in2)

Eta Zero

3.3 %

Xmax

+/- 4 mm

Xvar

+/- 4.5 mm

Mms

41.5 g

Bl

14.9 Txm

Le

1.1 mH

Overall Diameter

315 mm (12.4 in)

Bolt Circle Diameter

296 mm (11.6 in)

Baffle Cutout Diameter

282 mm (11.1 in)

Depth

144 mm (5.7 in)

Flange and Gasket Thickness

12.5 mm (0.5 in)

Net Weight

2.1 kg (4.6 lb)

Shipping Weight

2.8 kg (6.2 lb)

Shipping Box

380x380x170 mm

(15x15x6.7 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 or 2.0V for 4 ohms

Nominal Impedance