15 PZB 40 Woofer
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.
Speakers HPL Coaxials HF Compression drivers Horns
Specifications
Nominal Diameter | 380 mm (15 in) |
Nominal Impedance | 8 Ω |
Minumum Impedance | 6.6 Ω |
Power Handling |
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Nominal1 | 700 W |
Continuous Program2 | 1400 W |
Sensitivity (1W/1m)3 | 97 dB |
Frequency Range | |
Voice Coil Diameter | 100 mm (4 in) |
Winding Material | Copper |
Former Material | Glass Fibre |
Winding Depth | 21 mm (13/16 in) |
Magnetic Gap Depth | 9 mm (19/32 in) |
Flux Density | 1.15 T |
Also available in 4 Ω, data upon request |
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Thiele & Small Parameters4
Fs | 39 Hz |
Re | 5.3 Ω |
Qes | 0.3 |
Qms | 7.4 |
Qts | 0.29 |
Vas | 112 dm3 (4 ft3) |
Sd | 855 cm2 (132.5 in2) |
η0 | 2.9% |
X max | ± 8 mm |
X var | ± 6.5 mm |
Mms | 123 g |
Bl | 24.3 T·m |
Le | 2.4 mH |
Mounting and Shipping Information
Overall Diameter | 394 mm (15.5 in) |
Bolt Circle Diameter | 374 mm (14.6 in) |
Baffle Cutout Diameter | 355 mm (13.9 in) |
Depth | 171 mm (6.7 in) |
Flange and Gasket Thickness | 16 mm (5/8 in) |
Net Weight | 12.5 kg (27.5 lb) |
Shipping Weight | 13.8 kg (30.4 lb) |
Shipping Box | 450x450x200 mm |
| (17.7x17.7x8 in) |
12 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.
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