Free UK Shipping.
VIP & UK B2B Trade Accounts.
Safe & Secure Payment Methods.
Manufacturer Support.
PD.186/2
Sub Bass Driver
- Heavy-duty cast aluminium chassis for increased rigidity.
- Double suspension system.
- Effective transducer in a variety of versatile applications.
- Suitable for horn loaded or reflex designs.
Diameter
18" / 457.2 mm
Coil Diameter
5.0" / 127 mm
Power Rating
700 w (A.E.S.)
Frequency Range
30 Hz - 2 kHz
Sensitivity
95 dB
Xmax
10.5 mm
Find Distributors and Retailers
Download Datasheet PDF
Ask a Question About the PD.186/2
General Specifications
| Type | Sub Bass Driver |
| Available Impedance | 4 Ω/ 8 Ω/ 16 Ω |
| Nominal Diameter | 18" / 457.2 mm |
| Voice Coil Diameter | 5.0" / 127 mm |
| Peak Power (6 dB Crest Factor) * | 2800 w (A.E.S.) |
| Power Rating 1 2 * | 700 w (A.E.S.) |
| Sensitivity (1W/ 1m) * | 95 dB |
| Frequency Range | 30 Hz - 2 kHz |
| Resonance | 34.18 Hz |
| Voice Coil Winding Depth | 25 mm / 0.98" |
| Recommended Enclosure Volume | 100 - 350 Litres |
| Flux Density | 0.95 Tesla |
| Magnet Material | Ceramic |
| Magnet Gap Depth | 9 mm / 0.35" |
| Former Material | Glass Fibre |
| Dust Dome Material | Paper |
| Voice Coil Material | Copper |
| Cone Material | Paper |
| Suspension Material | Dual Fabric |
| Surround Material | Fabric |
Thiele Small Parameters
| Fs | 34.18 Hz |
| Re | 6.19 Ω |
| Qms | 10.77 |
| Qes | 0.55 |
| Qts | 0.52 |
| Le (@ 1 kHz) | 1.95 mh |
| Vas | 192.15 litres |
| Mms | 203.93 g |
| Sd | 1134.11 cm2 |
| Cms | 106.67 µm/N |
| BL | 22.18 T/m |
| Xmax | 10.5 mm |
| Vd | 1.2 litres |
| Ref. Efficiency | 2.05% |
| EBP | 62.14 Hz |
Dimensions & Mounting
| Overall Diameter | 474 mm |
| Width Across Flats | 459 mm |
| Flange Height | 14.5 mm |
| Depth (Excl. Flange) | 173 mm |
| Magnet Diameter | 220 mm |
| Chassis Shoulder Diameter | 414.5 mm |
| Outer Bolt Circle | 6 * M8 on 455mm PCD |
| Inner Bolt Circle | N/A |
Shipping Information
| Nett Weight | 15.1 Kg / 33.28 lb. |
| Shipping Weight | 16.5 Kg / 36.37 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 1400 Watts.
2. AES Recommended Practice.
3. Thiele - Small Parameters follow a 700 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 1400 Watts.
2. AES Recommended Practice.
3. Thiele - Small Parameters follow a 700 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
What people are saying about the PD.186/2
Please take a moment to share your feedback with us. We love to hear your success stories and comments about our products. It can really help us, and other PD customers, on our continuing mission of creating better sound.
Reviews