Precision Devices PD.124NR1

Tersedia
IDR 3,885,000.00
Precision Devices PD.124NR1 1 1

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.
Dual spider configuration with silicone based damping control.
4" High temperature CCAW voice coil.
For two way ported applications and bass reinforcement in horn loaded designs.
Rear aluminium heat sink.

SPECIFICATIONS
Nominal Diameter 12" / 304.8 mm
Nominal Impedance 8
Voice Coil Diameter 4.0" / 101.6 mm
Power Rating 1000 W (A.E.S.)
Peak Power (6dB Crest Factor) 4000 W (A.E.S.)
Sensitivity (1w / 1m) 99 dB
Frequency Range 45 Hz - 4 kHz
Recommended Enclosure Volume 25 - 70 Litres
Voice Coil Winding Depth 0.87" / 22.00 mm
Magnet Gap Depth 11.00 mm / 0.43"
Flux Density 1.25 Tesla
Magnet Material Neodymium
Magnet Weight N/A
Voice Coil Material Copper Clad Aluminium
Former Material Glass Fibre
Dust Dome Material Solid Paper
Suspension Material Poly Cotton / silicone damping
Cone Surround Material Paper / M Roll Poly Cotton
THIELE SMALL PARAMETERS
Fs 58 Hz
Re 6.1
Qms 8.200
Qes 0.370
Qts 0.350
Le @1k 2.600 mH
Le @10k 0.750 mH
Vas 49 Litres
Mms 60.00 g
Sd 540 cm2
Cms 119.00 m/N
BL 19.20 T/m
Xmax 8.5 mm
Vd 0.590 Litres
Reference Efficiency 2.52 %
EBP 156.76 Hz
MOUNTING AND SHIPPING INFORMATION
Overall Diameter 331.00 mm
Width Across Flats 320 mm
Flange Height 10.00 mm
Depth 146.00 mm
Magnet Diameter 138 mm
Chassis Shoulder Diameter 280.00 mm
Outer Bolt Circle x4 M6 on 318 mm PCD