Standard
1.75” Mica Cone Fullrange
ASDFD5587-0401
Features
1.75”, Steel Frame
0.8” CCAW Voice Coil, Aluminum Former
Mica Cone, Foamed Rubber Surround
Dual Neodymium Magnet Motor System
Parameters
Size
1.75 Inch
Fs
275 Hz
Re
3.8 Ohms
Sensitivity
82 dB
Quality Factor
0.83 Qts
Rated Power
5 W
The ultimate 1.75 inch, 4 ohm Steel frame driver have been newly designed with 0.8 inch PESVCCAW voice coil, Upgraded Mica cone and Dual 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] | 276.4 Hz |
| Mechanical Q factor [Qms] | 4.70 |
| Electrical Q factor [Qes] | 1.00 |
| Total Q factor [Qts] | 0.83 |
| Force factor [Bl] | 2.83 Tm |
| Mechanical resistance [Rms] | 0.44 kg/s |
| Moving mass [Mms] | 1.19 g |
| Compliance [Cms] | 0.28 mm/N |
| Effective diaph. diameter [D] | 32.3 mm |
| Effective piston area [Sd] | 8.19 cm² |
| Equivalent volume [Vas] | 0.0265 l |
| Sensitivity (2.83V/1m) | 82 dB |
| Ratio Bl/√Re | 1.45 N/√W |
| Ratio fs/Qts | 333.01 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 4.6 Ω |
| Maximum impedance [Zo] | 20.4 Ω |
| DC resistance [Re] | 3.8 Ω |
| Voice coil inductance [Le] | 0.088 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 5 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 19.43 mm |
| Voice coil height | 6.6 mm |
| Voice coil layers | 2 |
| Height of gap | 3 mm |
| Linear excursion | ± 1.8 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 0.062 kg |
