Standard
3“ Dual-Concentric Coaxial Paper Cone Fullrange
FSB012030-0800
Features
3", Steel Frame+0.8", Plastic Frame
0.8" CCAW Voice Coil, Kapton Former
Paper Cone, Cloth Surround
Strong Ferrite Magnet Motor System
Wide Frequency Range
Coaxial Driver
Parameters
Size
3 Inch
Fs
140 Hz
Re
7.8 Ohms
Sensitivity
87 dB
Quality Factor
0.82 Qts
Rated Power
20 W
This is a 3 inch 8 ohm coaxial driver, the Fullrange features 0.8 inch voice coil with CCAW. In term of suspension system, cone is consisted by Paper Cone body with cloth surround and spider is consisted by NC. In term of magnet motor system, magnet is consisted by Ferrite material. The tweeter features 0.8inch voice coil with CCAW and textile dome diaphragm. It can be used on bookshelf audio.
Family
Range
Characteristics
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 140 Hz |
| Mechanical Q factor [Qms] | 8.966 |
| Electrical Q factor [Qes] | 0.904 |
| Total Q factor [Qts] | 0.821 |
| Force factor [Bl] | 4.21 Tm |
| Mechanical resistance [Rms] | 0.229 kg/s |
| Moving mass [Mms] | 0.96 g |
| Compliance [Cms] | 0.466 mm/N |
| Effective diaph. diameter [D] | 62 mm |
| Effective piston area [Sd] | 31.17 cm² |
| Equivalent volume [Vas] | 0.6406 l |
| Sensitivity (2.83V/1m) | 86 dB |
| Ratio Bl/√Re | 1.508 N/√W |
| Ratio fs/Qts | 203.3 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 8 Ω |
| Minimum impedance [Zmin] | 6.923 Ω |
| Maximum impedance [Zo] | 105.73 Ω |
| DC resistance [Re] | 7.8 Ω |
| Voice coil inductance [Le] | 0.221 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 20 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 20.32 mm |
| Voice coil height | 7.2 mm |
| Voice coil layers | 4 |
| Height of gap | 3.5 mm |
| Linear excursion | ± 1.85 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 0.479 kg |
