B&C Speakers DE 45 Specification Sheet

1

B&C

1” high frequency compression driver, titanium

diaphragm, flat aluminium wire voice coil, low distortion,

extremely good response from 1.5 kHz. to 18 kHz.

Specifications

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Throat Diameter

25 mm. (1 in.)

Nominal Impedance

8 

Ω

Minimum Impedance

7.6 

Ω

Power Handling

(1500 –20000 Hz)

Nominal2

60 W

Continuous Program3

120 W

Sensitivity (1W/1m)4

106 dB

Frequency Range

1 – 18 kHz

Recommended Crossover5

1.5 kHz 

Voice Coil Diameter

44 mm. (1.7 in.)

Winding Material

Aluminium

Inductance

0.11 mH

Diaphragm Material

Titanium

Flux Density

1.7 T

Also available in 16 

Ω, data upon request

Mounting and Shipping Informations 

Two M6 holes 180° on 76 mm. (3 in.) diameter

Three M6 holes 120° on 57 mm. (2.2 in.) diameter

Overall Diameter

134 mm. (5.3 in.)

Depth

68 mm. (2.7 in.)

Net Weight (1 unit)

2.9 Kg. (6.4 lb.)

Shipping Weight (4 units)

12.5 Kg. (27.5 lb.)

Shipping Box (4 units)

300x160x180 mm.

(12x6.3x7.1 in.)

1 Driver mounted on B&C ME 45 horn.

2 2 hours test made with continuous pink noise signal (6 dB crest factor) within

the specified range . 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 and 4V for 16 ohms Nominal

Impedance. Average SPL from 1000 to 18000 Hz. 

5 12 dB/oct. or higher slope high-pass filter.

DE 45

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Progetto3  7-01-2005  15:30  Pagina 1