B&C Speakers Coaxials 12 CX B - Manual

Speakers
Coaxials
HF Compression drivers Horns
1
B&C
Thanks to its power handling, very good output
level over a wide frequency range and excellent
dispersion, this 12” coaxial transducer allows for
high quality performance in compact cabinets
Specifications
Nominal Diameter 320 mm. (12 in.)
Nominal Impedance 8 Ω
Minimum Impedance 6.3 Ω (LF), 7.2 Ω (HF)
Frequency Range 55 – 18000 Hz
Dispersion Angle1 90°
LF unit
Sensitivity (1W/1m)2
99 dB
Power Handling
(60 –600 Hz)
Nominal3
250 W
Continuous Program4 500 W
Voice Coil Diameter 65 mm. (2.5 in.)
Winding Material Copper
HF unit
Sensitivity (1W/1m)5
104.5 dB
Power Handling
(2200 –20000 Hz)
Nominal 30
W
Continuous Program 60 W
Voice Coil Diameter 44 mm. (1.75 in.)
Winding Material Aluminium
Diaphragm Material Mylar
Min. Recom. Crossover6 1.8 kHz
Thiele & Small Parameters 7
Fs 54 Hz
Re 5.5 Ω
Qes 0.37
Qms 7.2
Qts 0.35
Vas 94.6 dm.3 (3.3 cu. ft.)
Sd 522 cm.2 (80.9 sq. in.)
η0 3.8 %
X max ± 2.6 mm.
Mms 35 gr.
Bl 13.4 Tm
Le 1.2 mH
12 CX B |
Coaxials
Progetto3 7-01-2005 15:25 Pagina 1