This 8 ohm, 12 inch Woofer driver features a strong Ferrite magnet motor with long-throw 3” CCAW voice coil to provide the high excursion performance, customized aluminum shorting ring to eliminate the distortion at low frequency, semi-pressed paper cone collocation with rubber surround and aluminum frame to create sonorous sound experience. This woofer is one of the kind for the high power woofer sound systems.
- 12”, Aluminum Die-cast Frame
- 3" CCAW Voice Coil, GFB-G For mer
- Paper Cone, Rubber Surround
- Ferrite Magnet Motor System
- High Sensitivity
- Copper-Shorting Ring
This 8 ohm, 12 inch Woofer driver features a strong Ferrite magnet motor with long-throw 3” CCAW voice coil to provide the high excursion performance, customized aluminum shorting ring to eliminate the distortion at low frequency, semi-pressed paper cone collocation with rubber surround and aluminum frame to create sonorous sound experience. This woofer is one of the kind for the high power woofer sound systems.
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 34Hz |
| Mechanical Q factor [Qms] | 8.45 |
| Electrical Q factor [Qes] | 0.299 |
| Total Q factor [Qts] | 0.287 |
| Force factor [Bl] | 18.34Tm |
| Mechanical resistance [Rms] | 2.117kg/s |
| Moving mass [Mms] | 84.73 g |
| Compliance [Cms] | 0.265mm/N |
| Effective diaph. diameter [D] | 260 mm |
| Effective piston area [Sd] | 530.93cm² |
| Equivalent volume [Vas] | 105.64l |
| Sensitivity (2.83V/1m) | 95dB |
| Ratio Bl/√Re | 7.875N/√W |
| Ratio fs/Qts | 118.4Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 8 Ω |
| Minimum impedance [Zmin] | 6.37 Ω |
| Maximum impedance [Zo] | 97.06 Ω |
| DC resistance [Re] | 5.5 Ω |
| Voice coil inductance [Le] | 0.41 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 250 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 75.5 mm |
| Voice coil height | 20.5 mm |
| Voice coil layers | 1 |
| Height of gap | 13 mm |
| Linear excursion | ± 3.75mm |
| Max mech. excursion | ± -mm |
| Unit weight | 10 kg |
