B&C Speakers DE85 User Manual

2" high frequency compression driver. The particular mylar/titanium

diaphragm using a 3" edgewound flat aluminium wire voice coil and a

optimized high energy ceramic magnet assembly using a copper shorting

ring assembly produce smooth response and excellent sonic properties .

Throat Diameter

50 mm (2 in)

Nominal Impedance

8 

Ω

Minimum Impedance

8 

Ω

Power Handling
(1000 –20000 Hz)
Nominal

2

80 W

Continuous Program

3

160 W

Sensitivity (1W/1m)

4

108 dB

Frequency Range

0.5 – 18 kHz

Recommended Crossover

5

1000 Hz 

Voice Coil Diameter

75 mm (3 in)

Winding Material

Aluminium

Inductance

0.14 mH

Diaphragm Material

Titanium

Flux Density

1.8 T

Ω, data upon request

Four M6 holes 90° on 102 mm (4 in) diameter
Overall Diameter

170 mm (6.7 in)

Depth

67 mm (2.6 in)

Net Weight (1 unit)

4.5 kg (9.9 lb)

Shipping Weight (2 units)

9.6 kg (21.2 lb)

Shipping Box (2 units)

210x210x190 mm

(8.3x8.3x7.5 in)

1 

Driver mounted on B&C ME 75 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 500 to 18000 Hz. 

5 

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