B&C Speakers 8CXT User Manual

8CXT

Coaxials

400 W continuous program power capacity

100° nominal coverage

75 – 20000 Hz response

94 dB sensitivity

LF Drivers LF Nd Drivers Coaxials HF Drivers Horns

Specifications

Nominal Diameter 210 mm (8 in)
Nominal Impedance 8 ohm
Minimum Impedance 6.3 ohm (LF)

7.7 ohm (HF)
Frequency Range 75-20000 Hz
Dispersion Angle (1) 100°
LF Unit
Sensitivity (1W/1m) (2) 94 dB
Nominal Power Handling (3) 200 W
Continuous Power Handling (4) 400 W
Voice Coil Diameter 52 mm (2 in)
Winding Material Copper
HF Unit
Sensitivity (1W/1m) (5) 103 dB
Nominal Power Handling (6) 50 W
Continuous Power Handling (7) 100 W
Voice Coil Diameter 44 mm (1.7 in)
Winding Material Aluminium
Diaphragm Material Titanium
Recom. Crossover (8) 2 kHz

Parameters

Fs 76 Hz
Re 5.1 ohm
Qes 0.36
Qms 5
Qts 0.34
Vas 11.5 dm3 (0.4 ft3)
Sd 220 cm2 (34.1 in2)
Eta Zero 1.4 %
Xmax +/- 6 mm
Mms 25 g
Bl 13 Txm
Le 1.0 mH

Mounting and Shipping Info

Overall Diameter 225 mm (8.8 in)
Bolt Circle Diameter 210 mm (8.3 in)
Baffle Cutout Diameter 187 mm (7.4 in)
Depth 129 mm (5.1 in)
Flange and Gasket Thickness 11 mm ( 0.4 in )
Net Weight 3.9 kg (8.6 lb)

1

Included by –6 dB down points, averaged from 1 kHz to 8 kHz with B&C
XO-1 crossover filter.

2

Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance.

3

2 hours test made with continuous pink noise signal (6 dB crest factor)
within the specified range . Power calculated on rated minimum

impedance. Loudspeaker in free air.

4

Power on Continuous Program is defined as 3 dB greater than the
Nominal rating.

5

Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance.

6

2 hours test made with continuous pink noise signal (6 dB crest factor)
within the specified range . Power calculated on rated minimum
impedance. Loudspeaker in free air.

7

Power on Continuous Program is defined as 3 dB greater than the
Nominal rating.

8

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