BC Speakers Speaker 15 PZB 40 User Manual

Specifications  
Nominal Diameter  
Nominal Impedance  
Minumum Impedance  
Power Handling  
380 mm (15 in)  
8 Ω  
6.6 Ω  
(50 –500 Hz)  
Nominal1  
700 W  
1400 W  
97 dB  
Continuous Program2  
Sensitivity (1W/1m)3  
Frequency Range  
Voice Coil Diameter  
Winding Material  
Former Material  
40-2000 Hz  
100 mm (4 in)  
Copper  
Glass Fibre  
21 mm (13/16 in)  
9 mm (19/32 in)  
1.15 T  
Winding Depth  
Magnetic Gap Depth  
Flux Density  
Also available in 4 , data upon request  
4
Thiele & Small Parameters  
Fs  
Re  
39 Hz  
5.3 Ω  
Qes  
Qms  
Qts  
Vas  
0.3  
7.4  
0.29  
112 dm3 (4 ft3)  
Sd  
855 cm2 (132.5 in2)  
2.9%  
η0  
X max  
X var  
Mms  
Bl  
8 mm  
6.5 mm  
123 g  
15 PZB 40 | Woofer  
24.3 T·m  
2.4 mH  
Le  
Very long excursion 15" woofer with 1400W power handling for  
subwoofer application. A special 4" voice coil using proprietary high  
temperature adhesives and an optimized magnet assembly  
guarantee a superb LF dynamic range with a very low distortion  
figure. A double spider with optimized compliance ensures excellent  
mechanical stability even in the hardest working conditions.  
Mounting and Shipping Information  
Overall Diameter  
Bolt Circle Diameter  
Baffle Cutout Diameter  
Depth  
Flange and Gasket Thickness  
Net Weight  
394 mm (15.5 in)  
374 mm (14.6 in)  
355 mm (13.9 in)  
171 mm (6.7 in)  
16 mm (5/8 in)  
12.5 kg (27.5 lb)  
13.8 kg (30.4 lb)  
450x450x200 mm  
(17.7x17.7x8 in)  
Shipping Weight  
Shipping Box  
1 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.  
2 Power on Continuous Program is defined as 3 dB greater than the Nominal rating.  
3 Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance. Average  
SPL from 200 to 2000Hz.  
4 Thiele-Small parameters are measured after a high level 20 Hz sine wave precon-  
ditioning test.  
 

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