Standard
					
								3.5” Paper Cone Woofer
      
				FSB224035-0401
Features
								3.5”, Steel Frame
              1” PESVW Voice Coil, Kapton Former
              Paper Cone, Rubber Surround
              Strong Ferrite Magnet Motor System
          Parameters
										Size
													3.5 Inch
												Fs
													95 Hz
												Re
													3.58 Ohms
												Sensitivity
													88 dB
												Quality Factor
													0.47 Qts
												Rated Power
													30 W
												This is a 3.5 inch 4 ohm driver, it is a woofer features 1 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 NC. In term of magnet motor system, magnet is consisted by Ferrite material. It can be used on bookshelf audio.
Family
              
          Range
              
          | T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 96.1 Hz | 
| Mechanical Q factor [Qms] | 6.038 | 
| Electrical Q factor [Qes] | 0.517 | 
| Total Q factor [Qts] | 0.476 | 
| Force factor [Bl] | 4.623 Tm | 
| Mechanical resistance [Rms] | 0.512 kg/s | 
| Moving mass [Mms] | 5.119 g | 
| Compliance [Cms] | 0.536 mm/N | 
| Effective diaph. diameter [D] | 76 mm | 
| Effective piston area [Sd] | 45.36 cm² | 
| Equivalent volume [Vas] | 1.5618 l | 
| Sensitivity (2.83V/1m) | 88 dB | 
| Ratio Bl/√Re | 2.44 N/√W | 
| Ratio fs/Qts | 202 Hz | 
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω | 
| Minimum impedance [Zmin] | 3.87 Ω | 
| Maximum impedance [Zo] | 33.09 Ω | 
| DC resistance [Re] | 3.58 Ω | 
| Voice coil inductance [Le] | 0.217 mH | 
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 30 W | 
| Long-term max power (IEC 18.2) | - W | 
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 25.4 mm | 
| Voice coil height | 9.7 mm | 
| Voice coil layers | 2 | 
| Height of gap | 4 mm | 
| Linear excursion | ± 2.85 mm | 
| Max mech. excursion | ± -mm | 
| Unit weight | 0.57 kg |