Standard
74mm x 44mm Paper Cone Fullrange
FIAFD1000-0401
Features
74mm x 44mm, Steel Frame
0.6" CCAW Voice Coil, Kapton Former
Paper Cone, TPU Surround
Dual Neodymium Magnet Motor
Waterproof Driver
Parameters
Size
1.75 Inch
Fs
170 Hz
Re
3.7 Ohms
Sensitivity
86 dB
Quality Factor
0.57 Qts
Rated Power
5 W
This is a 74mm x 44mm 4 ohm transducer, it is a Fullrange features 0.6 inch voice coil with CCAW. In term of suspension system, cone is consisted by Paper Cone body with TPU surround and spider is consisted by NC. In term of magnet motor system, magnet is consisted by Neodymium material. It can be used on portable speaker model.
Family
Range
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 168 Hz |
| Mechanical Q factor [Qms] | 4.44 |
| Electrical Q factor [Qes] | 0.65 |
| Total Q factor [Qts] | 0.57 |
| Force factor [Bl] | 2.768 Tm |
| Mechanical resistance [Rms] | 0.303 kg/s |
| Moving mass [Mms] | 1.274 g |
| Compliance [Cms] | 0.702 mm/N |
| Effective diaph. diameter [D] | 59 x 30.6 mm |
| Effective piston area [Sd] | 17.32 cm² |
| Equivalent volume [Vas] | 0.298 l |
| Sensitivity (2.83V/1m) | 86 dB |
| Ratio Bl/√Re | 1.44 N/√W |
| Ratio fs/Qts | 295 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 4.08 Ω |
| Maximum impedance [Zo] | 18.91 Ω |
| DC resistance [Re] | 3.7 Ω |
| Voice coil inductance [Le] | 0.065 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 5 W |
| Long-term max power (IEC 18.2) | 10 W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 16.28 mm |
| Voice coil height | 6.3 mm |
| Voice coil layers | 2 |
| Height of gap | 2 mm |
| Linear excursion | ± 2.15 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 0.067 kg |
