Standard
1.75" Paper Cone Fullrange
FIAFD0517-0400
Features
1.75" Steel Frame
0.8" PESVW Voice Coil, Kapton Former
Paper Cone, Rubber Surround
Neodymium Magnet Motor System
Waterproof Driver
Parameters
Size
1.75 Inch
Fs
165 Hz
Re
3.13 Ohms
Sensitivity
83 dB
Quality Factor
0.53 Qts
Rated Power
5 W
This is a 1.75 inch 4 ohm driver, it is a compact features 0.8 inch voice coil with PESVW. In term of suspension system, cone is consisted by Paper Cone body with NBR surround and spider is consisted by Conex. In term of magnet motor system, magnet is consisted by Neodymium material. It can be used on portable speaker model.
Family
Range
Characteristics
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 163.5 Hz |
| Mechanical Q factor [Qms] | 6.072 |
| Electrical Q factor [Qes] | 0.586 |
| Total Q factor [Qts] | 0.535 |
| Force factor [Bl] | 2.997 Tm |
| Mechanical resistance [Rms] | 0.277 kg/s |
| Moving mass [Mms] | 1.638 g |
| Compliance [Cms] | 0.578 mm/N |
| Effective diaph. diameter [D] | 37 mm |
| Effective piston area [Sd] | 10.75 cm² |
| Equivalent volume [Vas] | 0.0946 l |
| Sensitivity (2.83V/1m) | 83 dB |
| Ratio Bl/√Re | 1.694 N/√W |
| Ratio fs/Qts | 305.6 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 3.99 Ω |
| Maximum impedance [Zo] | 43.09 Ω |
| DC resistance [Re] | 3.13 Ω |
| Voice coil inductance [Le] | 0.1 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 | 20.32 mm |
| Voice coil height | 6.0 mm |
| Voice coil layers | 2 |
| Height of gap | 3 mm |
| Linear excursion | ± 1.5 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 0.071 kg |
