Precision Devices PD.155NR1 15 inch 1000 Watt Bass Low Mid Range Speaker Komponen Sound system Pasif

Radial neodymium motor structure.
Vented cast aluminium chassis for improved thermal control of voice coil.
Forced air cooling vented voice coil gap.
Aluminium demodulation ring.
5" High temperature copper voice coil.
For two way ported applications and bass reinforcement in bass reflex / horn loaded enclosures.
Rear aluminum heat sink.

SPECIFICATIONS
Nominal Diameter 15" / 381 mm
Nominal Impedance 4 / 8 / 16
Voice Coil Diameter 5.0" / 127 mm
Power Rating 1000 W (A.E.S.)
Peak Power (6dB Crest Factor) 4000 W (A.E.S.)
Sensitivity (1w / 1m) 98.5 dB
Frequency Range 45 Hz - 2 kHz
Recommended Enclosure Volume 75 - 200 Litres
Voice Coil Winding Depth 1.20" / 30.50 mm
Magnet Gap Depth 13.00 mm / 0.51"
Flux Density 1.18 Tesla
Magnet Material Neodymium
Magnet Weight N/A
Voice Coil Material Copper
Former Material Glass Fibre
Dust Dome Material Solid Paper
Suspension Material Poly Cotton
Cone Surround Material Paper / M Roll Poly Cotton
THIELE SMALL PARAMETERS
Fs 37 Hz
Re 5.4
Qms 6.100
Qes 0.237
Qts 0.228
Le @1k 2.350 mH
Le @10k 1.230 mH
Vas 140 Litres
Mms 154.00 g
Sd 895 cm2
Cms 123.20 m/N
BL 28.60 T/m
Xmax 12 mm
Vd 0.980 Litres
Reference Efficiency 2.77 %
EBP 156.12 Hz
MOUNTING AND SHIPPING INFORMATION
Overall Diameter 408.30 mm
Width Across Flats 458.73 mm
Flange Height 11.00 mm
Depth 210.00 mm
Magnet Diameter 168 mm
Chassis Shoulder Diameter 415.00 mm
Outer Bolt Circle x6 M8 on 394 mm PCD
Inner Bolt Circle N/A

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