Standard
6.5" Paper Cone Subwoofer
FSB525065-6430
Features
6.5", Steel Frame
1.2" EISVW Voice Coil, Aluminum Former
Paper Cone, Rubber Surround
Strong Ferrite Magnet Motor System
Linear Spider
Parameters
Size
6.5 Inch
Fs
75 Hz
Re
3.5 Ohms
Sensitivity
85 dB
Quality Factor
0.85 Qts
Rated Power
50 W
This is a 6.5 inch 4 ohm driver, it is a Subwoofer features 1.2 inch voice coil with EISVW. In term of suspension system, cone is consisted by Paper Cone body with SBR surround and spider is consisted by NC. In term of magnet motor system, magnet is consisted by Ferrite material. It can be used on active Subwoofer model.
Family
Range
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 75 Hz |
| Mechanical Q factor [Qms] | 5.188 |
| Electrical Q factor [Qes] | 1.011 |
| Total Q factor [Qts] | 0.846 |
| Force factor [Bl] | 7.914 Tm |
| Mechanical resistance [Rms] | 3.48 kg/s |
| Moving mass [Mms] | 38.143 g |
| Compliance [Cms] | 0.117 mm/N |
| Effective diaph. diameter [D] | 128 mm |
| Effective piston area [Sd] | 128.67 cm² |
| Equivalent volume [Vas] | 2.743 l |
| Sensitivity (2.83V/1m) | 85 dB |
| Ratio Bl/√Re | 4.23 N/√W |
| Ratio fs/Qts | 88.65 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 4.01 Ω |
| Maximum impedance [Zo] | 13.69 Ω |
| DC resistance [Re] | 3.5 Ω |
| Voice coil inductance [Le] | 1.057 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 50 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 30.5 mm |
| Voice coil height | 14.5 mm |
| Voice coil layers | 4 |
| Height of gap | 6 mm |
| Linear excursion | ± 4.25 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 1.248 kg |
