Standard
5.25" Paper Cone Woofer
ASDWD4000-0300
Features
5.25", Steel Frame
1.0" PSVCAW Voice Coil, Aluminum Former
Paper Cone, Rubber Surround
Ferrite Magnet Motor System
Parameters
Size
5.25 Inch
Fs
55 Hz
Re
2.44 Ohms
Sensitivity
92 dB
Quality Factor
0.43 Qts
Rated Power
40 W
This is a 5.25 inch 3 ohm driver, it is a woofer features 1 inch voice coil with PSVCAW. In term of suspension system, cone is consisted by Paper Cone body with Rubber surround and spider is consisted by Conex. In term of magnet motor system, magnet is consisted by Ferrite material.
Family
Range
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 57.5 Hz |
| Mechanical Q factor [Qms] | 3.23 |
| Electrical Q factor [Qes] | 0.50 |
| Total Q factor [Qts] | 0.43 |
| Force factor [Bl] | 4.59 Tm |
| Mechanical resistance [Rms] | 1.34 kg/s |
| Moving mass [Mms] | 12.09 g |
| Compliance [Cms] | 0.63 mm/N |
| Effective diaph. diameter [D] | 115 mm |
| Effective piston area [Sd] | 103.87 cm² |
| Equivalent volume [Vas] | 9.67 l |
| Sensitivity (2.83V/1m) | 92 dB |
| Ratio Bl/√Re | 2.94 N/√W |
| Ratio fs/Qts | 133.72 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 3 Ω |
| Minimum impedance [Zmin] | 2.78 Ω |
| Maximum impedance [Zo] | 18 Ω |
| DC resistance [Re] | 2.44 Ω |
| Voice coil inductance [Le] | 0.23 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 40 W |
| Long-term max power (IEC 18.2) | 60 W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 25.5 mm |
| Voice coil height | 14.2 mm |
| Voice coil layers | 2 |
| Height of gap | 6 mm |
| Linear excursion | ± 4.1mm |
| Max mech. excursion | ± -mm |
| Unit weight | 1.535 kg |
