12" Paper Cone Woofer
ASDWDB502-0800
Features
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
Parameters
Size
12 Inch
Fs
34 Hz
Re
5.5 Ohms
Sensitivity
95 dB
Quality Factor
0.28 Qts
Rated Power
250 W
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.
Family
Range
| 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 |
