4" Glass Fiber Cone Woofer
AUGWL0187-JN01
Features
4”, Aluminum Die-cast Frame
1" EISVW Voice Coil, Aluminum Former
Glass Fiber Cone, Rubber Surround
Neodymium Magnet Motor System
Spider-Less, Slim Design
Parameters
Size
4 Inch
Fs
70 Hz
Re
1.82 Ohms
Sensitivity
83 dB
Quality Factor
0.53 Qts
Rated Power
5 W
This newly designed slim woofer with only 29.5mm height to liberate maximum 5W RMS power. Woofer consisted with a special designed dual voice coil simply match with various of amplifier to achieve flexible impendence requirement, unique designed aluminum frame and Neodymium motor system. It can contribute balanced powerful bass with low distortion. Series size starts from 4”to 6.5” it suitable with Premium audio system applications.
Family
Range
Characteristics
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 70 Hz |
| Mechanical Q factor [Qms] | 5.89 |
| Electrical Q factor [Qes] | 0.58 |
| Total Q factor [Qts] | 0.53 |
| Force factor [Bl] | 4.47Tm |
| Mechanical resistance [Rms] | 1.09 kg/s |
| Moving mass [Mms] | 14.53 g |
| Compliance [Cms] | 0.35 mm/N |
| Effective diaph. diameter [D] | 83 mm |
| Effective piston area [Sd] | 54.11 cm² |
| Equivalent volume [Vas] | 1.46 l |
| Sensitivity (2.83V/1m) | 88 dB |
| Ratio Bl/√Re | 3.31 N/√W |
| Ratio fs/Qts | 132.07 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 2.32 Ω |
| Maximum impedance [Zo] | 20.15 Ω |
| DC resistance [Re] | 1.82 Ω |
| Voice coil inductance [Le] | 0.42 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 5 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 25.5 mm |
| Voice coil height | 9 mm |
| Voice coil layers | 4+4 |
| Height of gap | 4 mm |
| Linear excursion | ± 2.5 mm |
| Max mech. excursion | ± 4.1 mm |
| Unit weight | 0.16 kg |
