B&C Speakers DE 45 User Manual

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

1

Throat Diameter 25 mm. (1 in.)
Nominal Impedance 8 Ω
Minimum Impedance 7.6 Ω
Power Handling
(1500 –20000 Hz)
Nominal

2

60 W

Continuous Program

3

120 W

Sensitivity (1W/1m)

4

106 dB
Frequency Range 1 – 18 kHz
Recommended Crossover

5

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 | Hf Compression drivers

Speakers Coaxials HF Compression drivers Horns