Standard
3.25" Paper Cone Woofer
AUIWD0085-HJ02
Features
3.25", Steel Frame
0.8", PISVW Voice Coil 3 Layer, Kapton Former
Paper Cone Surface coating, Rubber Surround
Ferrite Magnet Motor System
Long Excursion (±3.5mm)
Low Distortion(<3%)
Parameters
Size
3.25 Inch
Fs
90 Hz
Re
3.6 Ohms
Sensitivity
84 dB
Quality Factor
0.51 Qts
Rated Power
15 W
This 3.25 inch Woofer uses a coated paper cone and three layers of voice coil wire, which meets the standard of IPX7 and reduces distortion to 3%. The angular frame of the product is not only easy to assemble, but also designed for Hi-Fi system.
Family
Range
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 90 Hz |
| Mechanical Q factor [Qms] | 6.441 |
| Electrical Q factor [Qes] | 0.553 |
| Total Q factor [Qts] | 0.509 |
| Force factor [Bl] | 5.115 Tm |
| Mechanical resistance [Rms] | 0.613 kg/s |
| Moving mass [Mms] | 6.31 g |
| Compliance [Cms] | 0.405 mm/N |
| Effective diaph. diameter [D] | 65 mm |
| Effective piston area [Sd] | 33.18 cm² |
| Equivalent volume [Vas] | 0.6313 l |
| Sensitivity (2.83V/1m) | 84 dB |
| Ratio Bl/√Re | 2.9 N/√W |
| Ratio fs/Qts | 196 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 3.8 Ω |
| Maximum impedance [Zo] | 42 Ω |
| DC resistance [Re] | 3.6 Ω |
| Voice coil inductance [Le] | 0.482 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 15 W |
| Long-term max power (IEC 18.2) | 30 W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 19.4 mm |
| Voice coil height | 11 mm |
| Voice coil layers | 3 |
| Height of gap | 4 mm |
| Linear excursion | ± 3.5 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 0.53 kg |
