Standard
2.5" Paper Cone Fullrange
ASDFD4004-0801
Features
2.75", Steel Frame
0.8" PESVCCAW Voice Coil, Polyimide Former
Carbon Fiber and PULP mixed Cone Body, Rubber Surround
Neodymium Magnet Motor System
Low Distortion (<3%)
Parameters
Size
2.75 Inch
Fs
160 Hz
Re
7.1 Ohms
Sensitivity
85 dB
Quality Factor
0.83 Qts
Rated Power
15 W
The ultimate 2.75 inch, 8 ohm Steel frame driver have been newly designed with 0.8 inch PESVCCAW voice coil, Upgraded Carbon and Paper cone and Neodymium magnet motor system to provide wide range sound experience. This spectacular driver is the new benchmark for soundbar systems.
Family
Range
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 162.7 Hz |
| Mechanical Q factor [Qms] | 5.66 |
| Electrical Q factor [Qes] | 0.97 |
| Total Q factor [Qts] | 0.83 |
| Force factor [Bl] | 3.66 Tm |
| Mechanical resistance [Rms] | 0.32 kg/s |
| Moving mass [Mms] | 1.79 g |
| Compliance [Cms] | 0.54 mm/N |
| Effective diaph. diameter [D] | 54 mm |
| Effective piston area [Sd] | 22.9 cm² |
| Equivalent volume [Vas] | 0.397 l |
| Sensitivity (2.83V/1m) | 85 dB |
| Ratio Bl/√Re | 0.52 N/√W |
| Ratio fs/Qts | 196.02 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 8 Ω |
| Minimum impedance [Zmin] | 7.0 Ω |
| Maximum impedance [Zo] | 34/1 Ω |
| DC resistance [Re] | 7.1 Ω |
| Voice coil inductance [Le] | 0.14 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 15 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 20.32 mm |
| Voice coil height | 5.9 mm |
| Voice coil layers | 2 |
| Height of gap | 3 mm |
| Linear excursion | ± 1.4 mm |
| Max mech. excursion | ± mm |
| Unit weight | 0.1 kg |
