PD.154/2
Sub Bass Driver
- New ergonomic, vented cast aluminium chassis offers improved thermal control
- A bl in excess of 20 t/m
- Improved motor plating providing a more resilient finish and resistance to corrosion
- Suitable for bass guitar applications
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Designed as an extremely powerful low frequency transducer for bass and compact bass applications. The PD.154/2 is Ideal for three-way direct radiating systems in which the powerful bass response comes into its own.
Equally at home in drum fill and stage monitor wedges where exceptional low frequency performance makes it an ideal choice. The PD.154/2 is also a faultless choice for bass guitar applications.
General Specifications
| Nominal Diameter | 15" / 380 mm |
| Voice Coil Diameter | 4.0" / 101.6 mm |
| Available Impedances | 4 Ω/ 8 Ω/ 16 Ω |
| Power Rating 1 2 * | 500 w (A.E.S.) |
| Peak Power (6dB Crest Factor)* | 2000 w (A.E.S.) |
| Sensitivity (1W – 1m)* | 97 dB |
| Frequency Range | 40 Hz - 2 kHz |
| Recommended Enclosure Volume | 80 - 200 Litres |
| Resonance | 44.94 Hz |
| Voice Coil Winding Depth | 22 mm / 0.87" |
| Magnet Gap Depth | 11 mm / 0.43" |
| Flux Density | 1.1 Tesla |
| Magnet Material | Ceramic |
| Magnet Weight | |
| Voice Coil Material | Copper |
| Former Material | Glass Fibre |
| Dust Dome Material | Paper |
| Suspension Material | Fabric |
| Cone Material | Paper |
| Surround Material | Fabric |
Thiele Small Parameters
| Fs | 44.94 Hz |
| Re | 6.5 Ω |
| Qms | 20.44 |
| Qes | 0.27 |
| Qts | 0.27 |
| Le (@1 kHz) | |
| Le (@10 kHz) | 1.03 mh |
| Vas | 114.9 litres |
| Mms | 126.62 g |
| Sd | 907.92 cm2 |
| Cms | 99 µm/N |
| BL | 29.44 T/m |
| Xmax | 7.7 mm |
| Vd | 0.658 litres |
| Ref. Efficiency | 3.94% |
| EBP | 166.44 Hz |
Dimensions & Mounting
| Overall Diameter | 410 mm |
| Widths 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 |
Shipping Information
| Nett Weight | 13 Kg / 28.66 lb. |
| Shipping Weight | 14 Kg / 30.86 lb. |
Notes
*1 Power compression is the reduction of sensitivity at the specified power. Higher power ratings do not necessarily give a proportionate increase in SPL therefore the maximum SPL of the driver may significantly exceed that of other manufacturers with high power ratings.
1. AES Standard (40 to 400 Hz) Program 1000 Watts.
2. AES Recommended Practice.
3. Thiele - Small Parameters follow a 500 Watt preconditioning period.
Please note that frequency response measurements are supplied for comparison purposes only and are not a measure of the low frequency performance which may be achievable in a fully optimised system.
1. AES Standard (40 to 400 Hz) Program 1000 Watts.
2. AES Recommended Practice.
3. Thiele - Small Parameters follow a 500 Watt preconditioning period.
Please note that frequency response measurements are supplied for comparison purposes only and are not a measure of the low frequency performance which may be achievable in a fully optimised system.
Frequency Response & Impedance
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