The Heavy Duty Delmar Series woofers are available in 4 ohm and 8 ohm versions for wiring flexibility making these perfect replacement drivers for many home audio applications. The woofers handle the most powerful of amplifiers while maintaining sonic excellence. They feature aluminum die-cast frames, knurled and gold-plated binding posts, rubber surrounds, and vented pole pieces with bumped back plates.
Product Details | |
|---|---|
| Brand | Goldwood |
| Model | GW-12PC-8 |
| Part Number | 290-334 |
| UPC | 643420100228 |
| Unit of Measure | Each |
| Weight | 9.6 |
Product Specifications | |
|---|---|
| Nominal Diameter | 12" |
| Power Handling (RMS) | 225 Watts |
| Power Handling (MAX) | 450 Watts |
| Impedance | 8Ω |
| Frequency Response | 32 to 4,000Hz |
| Sensitivity | 89.8dB 2.83V/1m |
| Voice Coil Diameter | 2" |
Thiele-Small Parameters | |
|---|---|
| Resonant Frequency (Fs) | 33Hz |
| DC Resistance (Re) | 7.1Ω |
| Voice Coil Inductance (Le) | 2.1mH |
| Mechanical Q (Qms) | 3.83 |
| Electromagnetic Q (Qes) | 0.56 |
| Total Q (Qts) | 0.49 |
| Compliance Equivalent Volume (Vas) | 3.01ft³ |
| Mechanical Compliance of Suspension (Cms) | 0.25mm/N |
| BL Product (BL) | 15.7T·m |
| Diaphragm Mass Inc. Airload (Mms) | 93.1g |
| Maximum Linear Excursion (Xmax) | 5mm |
| Surface Area of Cone (Sd) | 494.02cm² |
Materials of Construction | |
|---|---|
| Cone Material | Poly |
| Surround Material | Rubber |
| Basket / Frame Material | Cast Aluminum |
| Magnet Material | Ferrite |
Mounting Information | |
|---|---|
| Overall Outside Diameter | 12.25" |
| Baffle Cutout Diameter | 11.125" |
| Depth | 5.375" |
| # Mounting Holes | 8 |
Parts Express Staff Recommended Enclosure Volume | |
|---|---|
| Sealed Volume | 1.5ft³ |
| Sealed F3 | 54.2Hz |
| Vented Volume | 2.5ft³ |
| Vented F3 | 34.1Hz |
