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Precision Devices PD.155NR1
The PD.155NR1 is intended as a dedicated woofer in bass reflex and horn loaded designs. The unit is also capable as a high power upper bass driver in multiway systems. The optimised radial neodymium motor system allows more efficient management of the magnetic flux, forced air venting and rear aluminium base plate keeps the motor temperature under control and reduces power compression to a minimum. The unit features a 5-inch high temperature copper voice coil capable of handling 900W (AES) the PD.155NR1 exhibits an average sensitivity of 97dB across its working band.
|Nominal Diameter||15" / 381 mm|
|Nominal Impedance||4 / 8 / 16 Ω|
|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|
|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|