Precision Devices PD.1550

Specifications:
 

• Nominal Diameter 38 cm (15')
• Voice Coil Diameter 101 mm (4')
• Nominal Impedance 4,8 or 16 Ohms
• Power Rating 600 Watts (AES)
• Sensitivity (1w / 1m) 99 dB
• Frequency Range 40 Hz - 1.5 kHz
• Recommended Enclosure Volume 80-200 Litres
• Displacement Limit (peak-peak) 22 mm (0.88')
• Voice Coil Copper
• Voice Coil Winding Depth 22 mm (0.87')
• Magnet Gap Depth 10 mm (0.394')
• Magnet Material Ceramic
• Magnet Weight 3.0 Kg (110 oz.)
• Flux Density 1.5 T
• Dust Dome Material Paper
• Suspension Material Fabric
• Cone / Surround Material Paper/Fabric

Thiele Small Parameters:
 

• Fs: 46.17 Hz
• Re 6.59 ohms
• Qms 13.87
• Qes 0.3
• Qts 0.29
• Le 0.78 mH
• L2 1.73 mH
• R2 14.49 ohms
• Vas 126.39 litres
• Mms 114.38 g
• Sd 907.92 cm2
• Cms 0.10933 mm/N
• BL 26.61 T/m
• Xmax 8.2 mm
• Vd 0.73 litres
• Ref. Efficiency 3.14%

Mounting & Shipping Informations:
 

• Overall Diameter 410 mm
• Width Across Flats 395 mm
• Flange Height 10 mm
• Depth (Excl. Flange) 146 mm
• Magnet Diameter 220 mm
• Chassis Shoulder Diameter
• 357 mm
• Outer Bolt Circle 6 * M6 on 395mm PCD
• Inner Bolt Circle 8 * M6 on 370mm PCD
• Nett Weight 12.8 Kg / 28.22 lb.
• Shipping Weight 14 Kg / 30.86 lb.

Descarca fisa tehnica